There's a full year of difficult negotiations ahead.

“While not every traditional variety tastes great or looks great, its genetics may be invaluable 50 or 100 years from now when the climate is different.”

Universities light the way forward for the next generation — they shouldn't be beholden to an industry that relies on the pollution of the past.

When other kids were experiencing the travails of first grade, 6-year-old Xiuhtezcatl Martinez was concerned about threats to the world’s ecosystem.

The fossil fuel industry is backing a network of astroturf organizations trying to derail green initiatives in five Western states.

Emissions have to be reduced significantly. We’re not on that path yet, but we may be getting closer. That’s why we’ll be watching the news from Lima.

A ProPublica analysis of federal government data adds new details to what’s known about the routes taken by trains carrying crude oil. Local governments are often unaware of the potential dangers they face.

In the US, there are 578,424 homeless people, a third of whom have no shelter at all.

Years of heavy investments in renewable energy technology appear to be paying off.

New documents reveal TransCanada is planning an "oil route around Obama."