state endangered species acts

Harming Species

The impact of repealing the ESA Section 9 prohibition on habitat destruction will be large for many endangered species.

As I posted last year, the Trump Administration is proposing to repeal an Endangered Species Act (ESA) regulation that limits destruction of habitat for listed species.  Specifically, the proposal is to repeal the definition of “harm” in the regulations.  That regulatory definition includes some forms of habitat destruction within the meaning of harm.  And “harm” …

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Political Extinction Risk

Species may be vulnerable not just to changes in climate or habitat, but also to changes in politics

Conservation biologists have long studied many different kinds of risks to endangered species: Risks from climate change, or from habitat fragmentation, or from having small populations for extended periods of time.  But there is another key component of risk that has not been analyzed yet, but may matter as much or more to many endangered …

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