Deforestation

          Wikipedia: Deforestation, clearance or clearing is the removal of a forest or stand of trees where the land is thereafter converted to a non-forest use. Examples of deforestation include conversion of forestland to farms, ranches, or urban use. The most concentrated deforestation occurs in tropical rainforests. About 30% of Earth's land surface is covered by forests.

          "The world’s forests along with its oceans, absorb enormous amounts of the carbon dioxide that circulates in the atmosphere. They are effectively the Earth’s lungs and protecting those lungs is crucial if we are to defend the planet’s biodiversity and fight global warming,".....