To stop and perhaps one day reverse climate change requires changes big and small. Despite the thousands of power plants burning coal and other fossil fuels today, nearly 3 billion people still depend on solid fuels, such as wood, dung, and crop residues, for their daily energy needs.

As is becoming clear, climate change, environmental degradation, population, and poverty alleviation are inextricably linked in many parts of the world. [Video Below]

At high noon, Devi KC is still deep in the daily chores she started at sunrise: brewing tea and cooking a meal of rice, lentils and spinach for her husband and teenage son; pumping and hauling water from the nearby well; harvesting hay from her field; and sweeping road dirt from her front porch.

Global crises like the Ebola outbreak force us to consider what “security” really means, said Sharon Burke, senior advisor for the New America Foundation. “Is security getting our kids to school and food on the table…or are you talking about military security and defense threats that require a weapon to counter?”

Policymakers typically address issues like climate, food security, development, and reproductive health separately. But that is not how those issues are experienced by women in developing countries. “At the ground level, these issues overlap 100 percent,” said Dr. Yetnayet Asfaw of EngenderHealth during a recent dialogue on global health and development held at the IMF/World Bank Annual Meetings’ Civil Society Policy Forum.

As the international community seeks to articulate a collective vision for sustainable development following the Millennium Development Goals, a vibrant new network has emerged in Madagascar to advance integrated population, health and environment (PHE) initiatives across this island nation.

As global environmental change accelerates, understanding how population dynamics affect the environment is more important than ever. It seems obvious that human-caused climate change has at least something to do with the quadrupling of world population over the last 100 years.