Ideas

Conservation lacks a common definition of species recovery. A new tool called the "Green List of Species" could change that by focusing more on ecological function than population size.

Construction of the largest solid-waste landfill in Europe threatens to permanently damage the health of Russia’s rural citizens and trash the country’s reputation.

New legislative efforts to ban plastics are important, but a recent court ruling in Texas reminds us that enforcing existing laws is a crucial part of the plastics fight.

A new book explains why policymakers nearly 100 years ago chose to ignore the best science on the Colorado River’s flow — and the dangers if we repeat their mistake.

We’ve made little progress in preparing our communities and vital ecosystems for storms and sea-level rise, but there are tools we can use if government agencies and nonprofits take action.

The oil industry has long fought, and will continue to fight, against energy transformation. Here’s how we can fight back.

The nongovernmental panel of experts found that particle pollution regulations aren’t protecting public health, but that's not the only worrying trend at EPA.

Airplane emissions are a big deal, but do they outweigh the chance to do a better job covering climate change and extinction? And is the anxiety over flying always productive?

A database lets U.S. residents get quick information about water contaminants and health threats, but there are some bigger issues to consider, too.

It may not seem charismatic, but Scotland’s Manx shearwater flea could be a symbol that no species is too small or strange to deserve saving.