Poverty and hunger drive wild meat consumption in some regions of Madagascar, but wealthier citizens also drive illegal trade in lemurs. Will emerging solutions help?

A sweeping “circular economy” bill in the California legislature aims to drastically reduce plastic waste and boost domestic recycling.

Most dam removals take years, often decades, of political, ecological and financial wrangling. A new book, Same River Twice, looks at three dam removals and what made them possible.

Major reforms are needed to the federal program that assesses flood risk, but Congress just punted — for the 11th time — on an opportunity to fix it.

There’s much to learn from local efforts — and good reasons why they’ll need to be part of the process, experts say. But can states do it on their own?

The new book The Water Paradox says poor management is preventing us from solving our water woes — and better pricing can help.

Many messages about saving energy use multiple arguments to make their case. But our research suggests that may actually be the wrong approach.

They tried to bury the report by releasing it on Black Friday, but the threats we face — and possible solutions we can take on — are still very real.

The state is ramping up efforts to protect people and the economy as southeast Virginia faces one of the fastest rates of relative sea-level rise in the country.

An expanding petrochemical industry, thanks to fracked shale gas, could have big consequences for a warming planet.