Paris Agreement could enter into force next year

The Paris Agreement, a historic global pact to address climate change, could enter into force as early as next year, said outgoing United Nations (UN) climate chief Christiana Figueres on Tuesday.

Paris climate change talks to run past deadline as ministers seek deal

Negotiators at the United Nations climate change summit in Paris worked through the night in an effort to reach a deal.

Obama unveils aggressive climate change plan

President Barack Obama announced on Monday a tougher climate change plan for power plants amidst an overwhelming opposition from U.S. states nationwide.

Obama says climate change threatens US security

Rising seas and thawing permafrost caused by warmer global temperatures threaten US military bases and will change the way the US armed services defend the country, President Barack Obama said last night.