"We may be close to a tipping point…over fifty percent of the Amazon may be lost within decades." an interview with Carlos Nobre

Carlos Nobre is a climate scientist with the Institute of Advanced Science in Brazil. Together with twelve hundred scientists, he organized the largest scientific experiment in the Amazon forest, with eleven research towers analyzing water vapor, carbon dioxide, energy balance,...

"It's hard to isolate cause and effect – we have to take nature on its own terms." an interview with Mary Hudson and William Lotko

Mary Hudson and Bill Lotko are both professors at Dartmouth University and researchers at the National Center for Atmospheric Research. Both study space physics, with Mary focusing on Van Allen radiation belts, and Bill looking at interactions between the magnetosphere...