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Pollution from gold mining operations and agro-industry [22] The Pantanal is a natural water treatment system as it removes chemicals, including pollutants, from water. Pollution from industrial development (especially gold mining) can harm native flora and fauna. However, water quality in the Pantanal was not significantly degraded as of 2002 ...
The 2024 South American wildfires refer to a colossal series of wildfires that significantly impacted several neighboring South American countries, including Bolivia, Brazil, Chile, Colombia, Ecuador, and Peru. Based on Global Wildfire Information System satellite imaging, about 346,112 wildfire hotspots damaged or destroyed 83,947,390 hectares ...
Amazon basin. The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about 7,000,000 km 2 (2,700,000 sq mi), [1] or about 35.5 percent of the South American continent. It is located in the countries of Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, Suriname ...
Wetland conservation. Wetland conservation is aimed at protecting and preserving areas of land including marshes, swamps, bogs, and fens that are covered by water seasonally or permanently due to a variety of threats from both natural and anthropogenic hazards. Some examples of these hazards include habitat loss, pollution, and invasive species.
Greenhouse gas emissions from wetlands of concern consist primarily of methane and nitrous oxide emissions. Wetlands are the largest natural source of atmospheric methane in the world, and are therefore a major area of concern with respect to climate change. [1][2][3] Wetlands account for approximately 20–30% of atmospheric methane through ...
Deforestation is a primary contributor to climate change, [ 1 ][ 2 ] and climate change affects the health of forests. [ 3 ] Land use change, especially in the form of deforestation, is the second largest source of carbon dioxide emissions from human activities, after the burning of fossil fuels. [ 4 ][ 5 ] Greenhouse gases are emitted from ...
Trash in the bay of Cartagena, Colombia (2005). Pollution on the streets of Barranquilla. There are many environmental issues in Colombia. Issues include deforestation, soil erosion, illicit drug crops grown in national natural reserves by mafias (not peasants), pollution on major bodies of water by corporations (backed up by unregulated ...
An ecological definition of a wetland is "an ecosystem that arises when inundation by water produces soils dominated by anaerobic and aerobic processes, which, in turn, forces the biota, particularly rooted plants, to adapt to flooding". [1] Sometimes a precise legal definition of a wetland is required.