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EPA Gets Input on Sustainable Biofuels

On Monday Oct. 27, the EPA’s Science Advisory Board held a workshop in Washington on …

Scientists Call for EPA to Delay Rulemaking Process

In a letter submitted yesterday to Stephen Johnson, the Administrator of the EPA seven leading …

Clouding Assumptions

Science magazine this week published an exchange between Vinod Khosla, the venture capitalist who has …

EPA Drafting Rules on International Land Use Change

The U.S. EPA is expected to release a proposed rulemaking for implementing the lifecycle analysis …

What Do You Know, Oil Does Cause Land Use Change

In a recent post, I questioned the apparent assumption in the current debate over greenhouse …

Life Cycle Analysis, International Land Use Change and Uncertainty

Bruce Dale, University Distinguished Professor of Chemical Engineering at Michigan State University, shared this presentation …

Does Oil Cause Indirect Land Use Change?

I’ve been paying a lot of attention recently to new analyses attempting to model carbon …

More Models to Measure Land Use Change

As the U.S. EPA and California’s Air Resource Board seek to implement their respective Renewable …

How to Measure Land Use Change

Both the U.S. EPA and California’s Air Resources Board are currently considering how and whether …

It’s Carbon Payback Time

A recent study from researchers at the University of Wisconsin takes another look at the …