Tim McDonnell

Tim McDonnell is a Climate Desk associate producer. Read more of his stories here or follow him on Twitter.

Climate & Energy

How world leaders came to agree on a landmark climate deal

The deal is far from an ultimate solution to climate change, but it represents unprecedented progress.

Climate & Energy

The next 24 hours will have a huge impact on the future of Earth

Tension is rising between the United States and China as the deadline for a climate deal approaches.

Climate & Energy

Got 90 seconds? Video explains the hopeful news out of the Paris climate talks

Negotiators just took a big step forward in the fight against global warming.

Climate & Energy

5 important developments from the Paris climate summit

After just a few days, billions of dollars have been committed to clean energy.

Climate & Energy

Air travel may have a lower carbon footprint than you thought

Sometimes taking a plane is actually more fuel-efficient than driving, research shows.

Climate & Energy

Why are fossil fuel companies sponsoring the Paris climate talks?

Corporate sponsors for COP21 include utility companies and a big bank with billions invested in coal mines and coal plants.

Climate & Energy

Obama calls the climate fight an “act of defiance” against terrorism

As major U.N. talks kick off in Paris, the president acknowledged America's role in causing global warming.

Climate & Energy

Here’s what you need to know about the massive climate summit kicking off in Paris

Presidents, diplomats, scientists, and activists are all descending on the French capital. They'll try to save the world.

Climate & Energy

China is totally crushing the U.S. on renewable energy

According to new data, China's clean energy investment over the last year outpaced that of the U.S., the U.K., and France combined.