The wolverine is known for its strength and ferocity, but these qualities cannot protect it from a warming world. NCAR research suggests that this aggressive predator may struggle to survive in the contiguous United States over the coming century.

The threat of drought is expected to increase throughout the century, potentially affecting many heavily populated regions.

Changes in population growth and composition, including aging and urbanization, could significantly affect global emissions of carbon dioxide says a new study in PNAS.

El Niño and La Niña are counterparts in the El Niño-Southern Oscillation (ENSO), a cyclic warming and cooling of the eastern and central Pacific Ocean that exerts a major influence on global weather patterns, but they are not mirror images.