The world’s 7 billion people face new challenges from population growth, according to Robert Walker, executive vice-president of the Population Institute.
How can we understand a world with 7 billion people? Population expert Joel Cohen explains the top population trends on a planet with 7 billion inhabitants.
In his years with EarthSky, Jorge Salazar conducted thousands of in-depth interviews with scientists. He knows a lot about as diverse as nanotechnology, ecosystem-based management, climate change, global health, international environmental treaties, astrophysics and cosmology, and environmental security. Jorge currently works as a Technical Writer/Editor for the Texas Advanced Computing Center, which designs and deploys powerful advanced computing technologies and innovative software solutions for scientific researchers.