The potential security challenges linked with climate change can make for great headlines. While sensationalist claims about water wars, states collapsing in chaos, or the forced migration of hundreds of millions cannot be completely discounted for the long term, intelligent mitigation and adaptation efforts can help avoid the worst of these – and manage the rest.

This fall, a series of significant events signaled what many see as a shift toward meaningful collective action on climate change.

The Pangani River in Tanzania is important for many reasons: its three major dams provide 17 percent of the country’s electricity; it sustains thousands of farmers and herders living in the basin; and its flow of fresh water supports humans, industry, and ecosystems. But most interesting might be the innovative water policies that govern withdrawals, infrastructure projects, and ecosystems along its banks.

The 69^th UN General Assembly was “an absolutely extraordinary opportunity” to rethink global development, said Genevieve Maricle, a senior policy advisor to the U.S. Ambassador to the UN Social and Economic Council (ECOSOC) who participated in the summit. [Video Below]

Many of the world’s freshwater systems reach across national boundaries, and growing demands combined with supply constraints may lead to increased potential for international water conflicts. If that’s the case, which international river basins are most at risk of conflict or, conversely, which are most prone to cooperation? What are the factors that increase or decrease conflict risk?

China’s energy investments are on the move, touching nearly every region of the globe from coal and liquefied natural gas imports from Australia to a recent natural gas agreement with Russia and expanded oil drilling in the South China Sea. [Video Below]