Technology

The energy answer may not be coal or wind, but something as basic as timing.

Minor tweaks in the electric grid can generate major boosts in efficiency.

California's push to green energy seems to be paying off.

Green energy doesn't need to wait for next-gen battery storage.

Solving the global warming crisis doesn't require countless policy approaches — three should do.

Methane pollution coming from the United States is far worse than anyone has realized.

Despite their reputation, cities can produce lower per-person emissions than less-populated regions.

State 'Green Banks' Helping Fund Clean-Energy Expansion (Op-Ed)

After ten years, the cost of cutting carbon grows exponentially higher.

Is it too late to slow climate warming?

Some refrigerants are more potent greenhouse gasses than carbon dioxide.

Will China become a suburban sprawl?

Fossil fuels are more plentiful than we thought — but should we use them?

How do we predict the weather future?

What can fix China's growing traffic nightmare?