BBC: Failure to take urgent action to curb climate change is effectively violating the human rights of people in the poorest nations, an aid charity warns. A report by Oxfam International says emissions, primarily from developed countries, are exacerbating flooding, droughts and extreme weather events. As a result, harvests are failing and people are losing their homes and access to water, the authors observe. They say human rights need to be at the heart of global climate …