Deforestation and Forest Loss - Our World in Data
网页Between 2010 and 2020, the net loss in forests globally was 4.7 million hectares per year.1 However, deforestation rates were much higher. The UN FAO estimates that 10 million hectares of forest are cut down each year. This interactive map shows deforestation rates across the world.
Deforestation - Wikipedia
网页Deforestation or forest clearance is the removal and destruction of a forest or stand of trees from land that is then converted to non-forest use. [1] Deforestation can involve conversion of forest land to farms, ranches, or urban use. About 31% of Earth's land surface is covered by forests at present. [2]
Deforestation | Definition, History, Consequences, & Facts
网页2 天之前 · Deforestation, clearing or thinning of forests by humans to make the land available for other uses. Deforestation is a major driver of terrestrial habitat loss and habitat fragmentation and contributes to global warming. Learn about historical and modern deforestation and its effects.
Deforestation - National Geographic Society
网页2024年8月20日 · Throughout history and into modern times, forests have been razed to make space for agriculture and animal grazing, and to obtain wood for fuel, manufacturing, and construction. Deforestation has greatly altered landscapes around the world.
Deforestation and Forest Degradation | Threats | WWF - World …
网页2018年12月4日 · The primary causes of forest degradation are logging activities, livestock grazing, and the construction of roads. Deforestation is a particular concern in tropical rain forests because these forests are home to much of the world’s biodiversity.
Why deforestation matters—and what we can do to stop it
网页2022年12月7日 · Large scale destruction of trees—deforestation—affects ecosystems, climate, and even increases risk for zoonotic diseases spreading to humans. As the world seeks to slow the pace of climate...
Deforestation 101: Everything you need to know - The World …
网页2022年10月11日 · Deforestation is the clearing of forested land with the purpose of converting it for use in another way, such as agriculture, mining or raising livestock. Earth has lost more than 1 billion acres of forest to deforestation since 1990. Here’s a round-up of key facts and impacts related to deforestation.
The world has lost one-third of its forest, but an end of …
网页2021年2月9日 · The world has lost one-third of its forest – an area twice the size of the United States. Only 10% of this was lost in the first half of this period, until 5,000 years ago. The global population at this time was small and growing very slowly – there were fewer than 50 million people in the world.
Drivers of Deforestation - Our World in Data
网页Every year, the world loses around 5 million hectares of forest. 95% of this occurs in the tropics. At least three-quarters of this is driven by agriculture – clearing forests to grow crops, raise livestock, and produce products such as paper.1.
Forest Pulse: The Latest on the World’s Forests
网页2024年4月4日 · Forests are both a sink and a source for carbon, removing carbon dioxide from the air when standing or regrowing and emitting it when cleared or degraded. Human well-being: Some 1.6 billion people, including nearly 70 million Indigenous Peoples, rely on forest resources for their livelihoods.
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