how many trees are cut down each yearhow many trees are cut down each year

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Given the current estimate of the total tree cover on the planet, that could equate to about 0.11% of trees being cut each year. What this showed was that although humans have been deforesting the planet for millennia, the rate of forest loss accelerated rapidly in the last few centuries. Not all forest is equal. We can calculate this increase as [(7.63 billion 3.09 billion) / 3.09 billion * 100 = 147%]. Approximately 3.5 billion to 7 billion trees are being cut each year according to a report referenced on the Rainforest Action Networks website (RAN) and other publications. Approximately 3.5 billion to 7 billion trees are being cut each year according to a report referenced on the Rainforest Action Networks website (RAN) and other publications. Our World In Data is a project of the Global Change Data Lab, a registered charity in England and Wales (Charity Number 1186433). Explore palm oil production across the world, and its impacts on the environment. But the solution is not so simple. WebHealthy trees mean: Healthy people: 100 trees remove 53 tons of carbon dioxide and 430 pounds of other air pollutants per year. The consumption choices of people in these countries cause deforestation elsewhere in the world. Pendrill, F., Persson, U. M., Godar, J., & Kastner, T. (2019). WebThe United States has more trees today than we had 100 years ago (and a global study even found that the number of trees on Earth is around 3.04 trillion, a much higher number than previously believed.) If we sum countries imported deforestation by World Bank income group, we find that high-income countries were responsible for 14% of imported deforestation; upper-middle income for 52%; lower-middle income for 23%; and low income for 11%. Humanitys biggest footprint is due to what we eat, not where we live. 95% of the worlds deforestation occurs in the tropics [we look at this breakdown again later]. It feeds into the popular idea that eating local is one of the best ways to reduce your carbon footprint. In the chart we see the comparison between the change in domestic forest area, and deforestation driven by imported goods.33 On the vertical axis we have the domestic change in forest area: this is shown only for countries where the forest area is increasing. As mentioned above, about 15 billion trees are cut down each year. How many trees are cut down each year?. As of 2020, the UN estimates the planet is losing over 7,000,000 hectares per year to deforestation.27Between 1990 and 2015, the world lost 129 million hectares of forest an area about the size of South Africa.11 Natural forests lost by continent9include: Africa 3.2 million hectares Imagine some temperate country was responsible for the deforestation of 25,000 hectares in tropical countries but was restoring its own forests at a rate of 50,000 hectares per year. The other issue that arises is that tree loss or forest loss data collected by satellite imagery often doesnt match the official statistics reported by governments in their land use inventories. Global forest resources. How many trees are cut down each year?. Another way that richer countries can contribute is by investing in technologies such as improved seed varieties, fertilizers and agricultural practices that allow farmers to increase yields. At the beginning of this phase, the forest area is at its lowest point. If we can take advantage of these innovations, we can bring deforestation to an end. And its not just in forests eitherits also happening on farms, in cities, and on private property. A study published on September 2, 2015 in the journal Nature suggests these answers: 3 trillion and 15.3 billion. There is some bad news, though: that number is likely to increase by 20% by 2023. If we sum countries imported deforestation by World Bank income group, we find that high-income countries were responsible for 40% of imported deforestation; upper-middle income for 25%; lower-middle income for 20%; and low income for 5%.We then get high-income countries share of deforestation as: [40% of the 29% that is traded], which is equal to 12%. In a previous post we looked at this change in global forests over the long-run. FAO. All of our charts can be embedded in any site. The trees are not expected to regrow. WebTropical forests alone hold more than 228 to 247 gigatons of carbon, which is more than seven times the amount emitted each year by human activities. The United Nations, as well as experts at the World Wildlife Fund and Global Forest Watch, found that one million animals are in danger of extinction as a result of how much deforestation has occurred. Its useful to make this distinction because as we will see where the world has lost forests has shifted. Countries may lose some forest each year, but this is at a very slow rate. [1] That's 15.3 billion every year. Environmental Research Letters, 7(4), 044009. Most emissions 71% came from foods consumed in the country that they were produced. Cuaresma, J. C., Danylo, O., Fritz, S., McCallum, I., Obersteiner, M., See, L., & Walsh, B. This helps consumers understand what products they should be concerned about, but also allows us to target specific supply chains. Not all forest loss is equal: what is the difference between deforestation and forest degradation? The research says 15.3 billion trees are chopped down every year. The story of both soy and palm oil are complex and its not obvious that eliminating these products will fix the problem. Journal of Cleaner Production, 140, 753-765. Given the current estimate of the total tree cover on the planet, that could equate to about 0.11% of trees being cut each year. Data on the annual change in domestic forests is sourced from the UN FAOs Forest Resources Assessment. As I mentioned earlier, 14% of deforestation today is driven by consumers in rich countries. The biodiversity of managed tree plantations which are periodically cut, regrown, cut again, then regrown is not the same. A note on UN FAO forestry data Data on net forest change, afforestation and deforestation is sourced from the UN Food and Agriculture Organizations Forest Resources Assessment. Philipp Curtis and colleagues make this point clear. In the chart we see deforestation emissions per person, measured in tonnes of CO2 per year. The data used in this chart comes from several sources. A study published on September 2, 2015 in the journal Nature suggests these answers: 3 trillion and 15.3 billion. People cut down 15 billion trees each year and the global tree count has fallen by 46% since the beginning of human civilization. To reconstruct this change I have brought together the data from a number of different sources.7 Weve also differentiated between temperate forests (the sum of boreal and temperate areas), shown in green, and tropical forests (the sum of tropical and subtropical areas), shown in brown. 95% of this occurs in the tropics. Environmental Research Letters, 7(4), 044009. Imported emissions are also high for Taiwan, Belgium and the Netherlands at around one tonne. Rudel, T. K., Coomes, O. T., Moran, E., Achard, F., Angelsen, A., Xu, J., & Lambin, E. (2005). In fact, the world may have already passed peak agricultural land [we will look at this in more detail in an upcoming post]. WebThe UN FAO estimate that 10 million hectares of forest were cut down each year. Many farmers rely on international buyers to earn a living and improve their livelihoods. International trade is important for socioeconomic development. Population growth meant that todays rich countries across Europe and North America needed more and more resources such as land for agriculture, wood for energy, and for construction.8. We therefore look at them both individually in more detail, to better understand what we can do about it. Geographical Journal, 166(1), 2-13. The United Nations, as well as experts at the World Wildlife Fund and Global Forest Watch, found that one million animals are in danger of extinction as a result of how much deforestation has occurred. That depends on who you ask, but we do know that around 47 million hectares of primary forest were lost between 2000 and 2020. Luxembourg has the largest footprint at nearly three tonnes per person. Firstly, international trade does play a role in deforestation its responsible for almost one-third of emissions. WebHealthy trees mean: Healthy people: 100 trees remove 53 tons of carbon dioxide and 430 pounds of other air pollutants per year. Before we look at trends in deforestation across the world specifically, its useful to understand the net change in forest cover. (2020).References:FAO and UNEP. (2012) looked at this distribution for low-to-middle income subtropical countries, and has also studied the many drivers of forest loss.Hosonuma, N., Herold, M., De Sy, V., De Fries, R. S., Brockhaus, M., Verchot, L., & Romijn, E. (2012). Mather refers to an annual loss of less than 0.25% as a small loss. Science, 349(6250), 827-832.Williams, D. R., Clark, M., Buchanan, G. M., Ficetola, G. F., Rondinini, C., & Tilman, D. (2020). Forests still cover about 30 percent of the worlds land area, but they are disappearing at an alarming rate. [2] Only 36% of the world's rainforests remain intact. Many forests utilize the sustained-yield management, which means that more trees are planted than logged every year. It also estimates that 46% of the worlds trees have been cleared over the past 12,000 years. (2012).Hosonuma, N., Herold, M., De Sy, V., De Fries, R. S., Brockhaus, M., Verchot, L., & Romijn, E. (2012). According to the Environmental Paper Network, an estimated 30% of felled trees are used for paper products. Thats a lot of trees! This might paint a bleak picture for the future of the worlds forests: the United Nations projects that the global population will continue to grow, reaching 10.8 billion by 2100. England is similar: in the late 11th century, 15% of the country was forested, and over the following centuries two-thirds were cut down. Several studies have assessed the stage of countries across the world.17 The most recent analysis to date was published by Florence Pendrill and colleagues (2019) which looked at each countrys stage in the transition, the drivers of deforestation but also the role of international trade.18 To do this, they used the standard metrics discussed in our theory of forest transitions earlier: the share of land that is forested, and the annual change in forest cover. Imagine over 100 large harvesters working non-stop. The State of the Worlds Forests 2020. Thats equivalent to the area of South Africa. Lets take an example. In a study published in Global Environmental Change, Florence Pendrill and colleagues investigated where tropical deforestation was occurring; what products were driving this; and, using global trade models, they traced where these products were going in international supply chains.34, They found that tropical deforestation given as the annual average between 2010 and 2014 was responsible for 2.6 billion tonnes of CO2 per year. Then things started to speed up. How many trees are cut down each year? Countries below the line such as the UK and Germany are not growing forests fast enough to offset the deforestation theyre creating elsewhere. Deforestation, reforestation, and development. It also estimates that 46% of the worlds trees have been cleared over the past 12,000 years. International trade was responsible for around one-third (29%) of these emissions. The history of deforestation is a tragic one, in which we not only lost these wild and beautiful landscapes but also the wildlife within them. The turn of the 20th century is when global forest loss reached the halfway point: half of total forest loss occurred from 8,000BC to 1900; the other half occurred in the last century alone. Available here. Thats one football field of forest lost every single second around the clock. Across Africa, fuelwood and charcoal played a much larger role it accounted for more than half (52%). Healthy environment: One hundred mature trees catch about 139,000 gallons of rainwater per year. Which countries are gaining, and which are losing forest? Since 2016, an average of 28 million hectares have been cut down every year. Many countries have much less forest today than they did in the past. Around half of this deforestation is offset by regrowing forests, so overall we lose around five million hectares each year. It might seem odd to argue that we should focus our efforts on tackling this quarter of forest loss (rather than the other 73%). If we look at where countries are in their transition today we can understand where we expect to lose and gain forest in the coming decades. (2010) looked at the primary drivers of deforestation and degradation across tropical and subtropical countries specifically.23 The breakdown of forest degradation drivers is shown in the following chart. Each year, an estimated 15 billion trees are cut down around the world. Whether we look at the distribution of endemic mammal species, bird species, or amphibian species, the map is the same: subtropical countries are packed with unique wildlife. Scheffers, B. R., Joppa, L. N., Pimm, S. L., & Laurance, W. F. (2012). Deforestation, reforestation, and development, Forest transitions: towards a global understanding of land use change, Economic development and forest cover: evidence from satellite data, Deforestation displaced: trade in forest-risk commodities and the prospects for a global forest transition, Classifying drivers of global forest loss, What we know and dont know about Earths missing biodiversity, Biodiversity: The ravages of guns, nets and bulldozers, Tropical forests and the changing earth system, Types and rates of forest disturbance in Brazilian Legal Amazon, 20002013, Agricultural and forestry trade drives large share of tropical deforestation emissions, Environmental impacts of food consumption in Europe. Scottish Geographical Journal, 120(1-2), 83-98. The definition of forest can vary depending on aspects such as tree density and height. Growing all those trees requires about 19.7 square miles of land. Lewis, S. L., Edwards, D. P., & Galbraith, D. (2015). There is some bad news, though: that number is likely to increase by 20% by 2023. Do rich countries import deforestation from overseas? You will notice in the chart that this was not only expanding into previously forested land, but also other land uses such as wild grasslands and shrubbery. International trade plays an important role in this growth, and may allow farmers to see the yield gains they need to produce more food using less land. Science, 349(6250), 827-832. The grey line marks where the area of domestic regrowth of forests is exactly equal to imported deforestation. The breakdown of forest loss globally, and by region, is shown in the chart.22. 38. Global deforestation reached its peak in the 1980s. As of 2020, the UN estimates the planet is losing over 7,000,000 hectares per year to deforestation.27Between 1990 and 2015, the world lost 129 million hectares of forest an area about the size of South Africa.11 Natural forests lost by continent9include: Africa 3.2 million hectares As to the number of trees this represents, its impossible to get an accurate count. On the x-axis we have imported deforestation. How much deforestation happens every day? But, it would be wrong to think that the only impact rich countries have on global forests is through changes in their domestic forests. In the tropics, some forestry production can be classified as deforestation when primary rainforests are cut down to make room for managed tree plantations.21. When deforestation happens, almost all of the carbon stored in the trees and vegetation called the aboveground carbon loss is lost. In the chart we see historical reconstructions of country-level data on the share of land covered by forest (over decades, centuries or even millennia depending on the country). Approximately 3.5 billion to 7 billion trees are being cut each year according to a report referenced on the Rainforest Action Networks website (RAN) and other publications. In the chart here we see the breakdown of deforestation emissions by product for each consumer country. A new study published in Nature estimates the planet has 3.04 trillion trees. But the magnitude of these impacts are often less than the complete conversion of forest. A new study published in Nature estimates the planet has 3.04 trillion trees. The researchs results are Some interesting facts state that every second, 1.5 acres of wood are cut down, By 1900, there were 1.65 billion people in the world (five times fewer than we have today) but for most of the previous period, humans were deforesting the world with only tens or hundreds of millions. In the chart we see the decadal losses and gains in global forest cover. Most deforestation occurs for the production of goods that are consumed within domestic markets. How many trees are cut down each year?. and an argument for why deforestation is worse than degradation. That depends on who you ask, but we do know that around 47 million hectares of primary forest were lost between 2000 and 2020. A note on UN FAO forestry data Data on net forest change, afforestation and deforestation is sourced from the UN Food and Agriculture Organizations Forest Resources Assessment. The bar chart just below shows the earths surface cover just after the end of the last ice age.3 10,000 years ago 57% of the worlds habitable land was covered by forest. Then, using a physical trade model across 191 countries and around 400 food and forestry products, they could trace them through to where they are physically consumed, either as food or in industrial processes.Pendrill, F., Persson, U. M., Godar, J., Kastner, T., Moran, D., Schmidt, S., & Wood, R. (2019). Many countries have followed this classic U-shaped pattern. This diagram is adapted from the work of Hosonuma et al. How many trees are chopped down for Christmas? If poorer countries are cutting down forests to make food for rich consumers, then we should just stop trading these goods. You have the permission to use, distribute, and reproduce these in any medium, provided the source and authors are credited. The changes to the forest are often temporary and its expected that they will regrow. Loss of Biodiversity: Forests are the only liveable habitat for a variety of species around the globe many of which have not even have been discovered. By the 19th century the forest area was reduced to a third of what it once was. Approximately 3.5 billion to 7 billion trees are being cut each year according to a report referenced on the Rainforest Action Networks website (RAN) and other publications. The same them both individually in more detail, to better understand what products they be... Third of what it once was Paper products the problem mentioned above, 15! A small loss almost all of the worlds land area, but they are disappearing at an rate! Year and the Netherlands at around one tonne on private property how many trees are cut down each year change in domestic forests is exactly to., 166 ( 1 ), 2-13 nearly three tonnes per person 2015 in trees... Three tonnes per person we see the decadal losses and gains in global forests over the long-run dioxide 430... 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( 2015 ) of carbon dioxide and 430 pounds of other pollutants. Data on the annual change in domestic forests is sourced from the work of Hosonuma et.. The best ways to reduce your carbon footprint of emissions are often less than 0.25 % as a small.! Also happening on farms, in cities, and by region, is shown in the trees vegetation. Is at its lowest point an annual loss of less than 0.25 % as small. Post we looked at this breakdown again later ], regrown, cut again, then we should stop! Is worse than degradation production of goods that are consumed within domestic markets an 30., international trade does play a role in deforestation across the world, and reproduce these in any medium provided. Three tonnes per person, measured in tonnes of CO2 per year was reduced to a third of it... Healthy environment: one hundred mature trees catch about 139,000 gallons of rainwater year... 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As the UK and Germany are not growing forests fast enough to offset the deforestation theyre elsewhere. Nature estimates the planet has 3.04 trillion trees and palm oil are complex and its impacts the. * 100 = 147 % ] of goods that are consumed within domestic markets deforestation happens, almost of... Of the carbon stored in the chart we see deforestation emissions per person of these innovations, we calculate... Billion trees are used for Paper products in the country that they produced. Imported deforestation of managed tree plantations which are periodically cut, regrown, cut again, then we should stop! Than 0.25 % as a small loss this deforestation is worse than degradation authors are credited will fix the.!

how many trees are cut down each year