The phrase "severe deforestation" is correct and usable in written English.
It is a noun phrase which refers to the large-scale destruction of forests, usually associated with human activities such as logging or urban growth. For example: "The severe deforestation of the Amazon rainforest has caused a dramatic reduction in biodiversity."
Haiti has a severe deforestation problem.
In Northern Nigeria, herdsmen are moving south looking for pasture as their ancestral lands face severe deforestation.
Another region that suffers from overpopulation, the northern highlands has experienced severe deforestation and soil degradation as well.
More than 6m litres of biodiesel came from oil palm, crops that have been linked to severe deforestation and the deaths of orang-utans in south-east Asia.
Noxious fumes, spills and development have turned much of the area into a wasteland, causing severe deforestation as well as desperate poverty.
China's subtropical forests have experienced severe deforestation and most native forests have been fragmented into an archipelago-like landscape.
Although all studied municipalities showed severe accumulated deforestation, Medicilândia experienced an abrupt decrease in municipal deforestation after 1999 to just 0.03% year−1, while municipalities dominated by larger holders maintained or increased their previous deforestation rates to between 0.90% and 1.34% year−1 in the same period.
"The reason for Easter's unusually severe degree of deforestation isn't that those seemingly nice people really were unusually bad or improvident," he concludes.
The research, by some of Britain's leading experts on climate change, shows that even severe cuts in deforestation and carbon emissions will fail to save the emblematic South American jungle, the destruction of which has become a powerful symbol of human impact on the planet.
Nevertheless, in places where high fuelwood and charcoal consumption and weak supply sources put strong pressure on existing trees resources (because of high population density, low income and/or severe climate conditions), deforestation and devegetation problems are still of great concern.
Mexico faces both high deforestation and severe water scarcity.
