Five Questions

Silencing Scientists: A Recent History

In this installment of the Undark Five, Gretchen Goldman, research director for the Center for Science and Democracy at the Union of Concerned Scientists, discusses how President Trump’s clampdown on communication from federal agencies compares to actions taken during the Bush and Obama administrations.

Five Questions for John Gunn

A robust industry has grown up around harvesting trees for generating electricity, but researchers continue to urge caution, noting that the presumed “carbon neutrality” of woody biomass is a complicated matter. John Gunn, a New Hampshire forest scientist, is among them. “We need to do the math,” he says.