Matthew Mpoke Bigg

(Reuters) - African governments should work harder to reduce inequality that has prevented the benefits of a decade of economic growth from being spread equitably, according to a report by former U.N. Secretary-General Kofi Annan released on Thursday.

Gilbert Nakweya

[NAIROBI] Measures to reduce short-lived climate pollutants (SLCPs) in developing regions such as Sub-Saharan Africa could benefit key sectors, including health and agriculture, experts say.

"This figure shows worldwide greenhouse gas emissions by sector from 1990 to 2010. For consistency, emissions are expressed in million metric tons of carbon dioxide equivalents. These totals include emissions and sinks due to land-use change and forestry.

Brad Plumer

The Lancet recently unveiled a major overview of global health risks — and one of the most eye-catching papers highlighted just how deadly air pollution has become over the past two decades.

Seth Borenstein

Arctic monitoring stations show carbon dioxide levels are now above 400 parts per million. Carbon dioxide is the chief climate-change gas and stays in the atmosphere for 100 years.

Some 32 social scientists and researchers from around the world, including a Senior Sustainability Scholar at Arizona State University, have concluded that fundamental reforms of global environmental governance are needed to avoid dangerous changes in the Earth system.

Fiona Harvey

OECD report says pollution will become biggest cause of premature death, killing an estimated 3.6 million people a year by 2050

david biello

The world has never seen anything like China’s dizzying urbanization boom, which has taken a heavy environmental toll. But efforts are now underway to start using principles of green design and smart growth to guide the nation’s future development.

Brian Vastag

With global efforts to reduce carbon dioxide emissions stalled, the United States and five other countries are starting a new program to cut other pollutants — including methane, soot and hydrofluorocarbons — that contribute to global warming.

David Lindsay

Dar es Salaam, Tanzania (CNN) -- An estimated 3 billion people -- nearly half the world's population -- still use an open fire as their primary source of energy for cooking and heating.

But there's a problem: the smoke.