Greenhouse Gas

The president allows Shell to drill in the Arctic Ocean, but isn't this inconsistent with his other environmental policies?
New proposals would build on administration's plan for addressing planet-warming greenhouse gas emissions.
They hope to inspire Muslims in oil producing countries to take a stand for the environment.
The regulations on methane are one part of the Obama administration's strategy to curb greenhouse gases and combat climate change.
Environmentalists say drilling for oil in the Arctic while pledging to save it is "deeply hypocritical."
Legislators could have passed a climate change law to supplant Obama's regulations, but they didn't.
The new regulations depend on the next president to enforce them.
Mining companies and allies plan to take legal action against regulations limiting planet-warming emissions.
Final rule on power plants includes tougher emissions cuts and more renewables.
The cuts will be Obama's toughest action yet to combat climate change.