"In a world awash in crude, oil producers and traders are facing a billion-barrel conundrum: where to put it all."

Climate change not only affects how much food is grown, but also how it gets to market. Storm surges, floods, and other extreme weather events around the world highlight the vulnerability of food distribution systems.

"A long anticipated El Nino has finally arrived. But for drought-struck California, it's too little, too late, meteorologists say."

The UN climate talks that will culminate in Paris in December are hard to follow. Here's help.

"Global action on climate change could cause insurers’ investments in fossil fuels to take a huge hit, says bank’s prudential regulation authority".

"The unique intergovernmental panel has forged scientific consensus on climate change by steering clear of hot-button issues. Will new leadership find a way to address the most critical issues for curbing global warming?"

"Scientists have witnessed carbon dioxide trapping heat in the atmosphere above the United States, chronicling human-made climate change in action, live in the wild."

"Secret documents leaked to Al Jazeera reveal a routine practice among intelligence agencies to seek the cooperation of their peers in other countries to curb political dissent."

"Shell has shelved plans for a major new tar sands mine in Canada, the largest project yet to fall victim to low oil prices."

"Fukushima fishermen appear to have finally run out of patience with Tokyo Electric Power Co. They lambasted TEPCO at a meeting on Feb. 25 over the utility’s failure for half a year to disclose the flow into the ocean of water contaminated with radioactive materials from the Fukushima No. 1 nuclear power plant."