Tagged: ecosystems

More old-growth forests have been lost than the biosphere can bear 30

New Science Suggests More Land-Based Ecosystems Lost than Biosphere Can Bear

An important scientific journal article published today finds that 66% of Earth’s land area must be maintained as natural and agro-ecological ecosystems to sustain a livable environment. Yet about 50% have already been lost, threatening global biosphere collapse....

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ECOLOGICAL SCIENCE: Terrestrial Ecosystem Loss and Biosphere Collapse

Excerpt of manuscript accepted for publication mid-2014 by Management of Environmental Quality Abstract Planetary boundary science defines key thresholds in the Earth System’s biogeochemical conditions that precede ecosystem collapse and threaten human well-being. Terrestrial ecosystems enter into the...

ESSAY: Freedom Isn’t Free, Terrorism Is Pervasive 0

ESSAY: Freedom Isn’t Free, Terrorism Is Pervasive

Enduring occasional acts of random terror is the cost of living in a free society. Giving up civil liberties does not provide security, but rather enslaves you in a state of pervasive terror. The human family is threatened...