A Welcome Change: US Gets Praise & Applause at COP 20
We weren't booed and hissed at this year because the US is taking some action.
Climate Change
In Peru, Activists Say Big Dams Are Not Clean Energy
Oversight is needed for how climate funds are used, making sure they don't finance big hydro dams and coal.
Extraordinary Children Taking Action on Climate Change
Read about these remarkable children who are leading youth to force action on climate change.
World's Cities Announce Concrete Action at Climate Summit
500 cities are expected to join the Compact for Mayors next year, which commits them to using the Global Protocol - the first common standard for measuring emissions.
Follow the Action in Peru: Activists Flood the Streets, Negotiators Try for Treaty
With two days to go, the Climate Summit is high gear - here's an update.
White House Launches Climate Literacy Initiative for Americans
The goal is to make sure students and citizens have science-based information about climate change.
Pivotal Climate Summit Begins in Lima, Peru
Widely viewed as the make it or break it summit, the goal is to end with a draft international climate change treaty.
Watch NASA's Video: What Carbon Looks Like in the Atmosphere
The highest resolution computer model to date shows how this invisible gas travels around the world.
Carbon Farming Gaining Traction In US
A new program rewards ranchers and farmers with revenue for leaving carbon in the soil, in the US, Australia and Kenya.
Obama Leans In On Climate Change Again, Pledging $3 Billion for Green Climate Fund
For developing countries, the Green Climate Fund is the most important issue that determines their willingness to buy into an international treaty on climate change.
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