Andrea Sealy has been working for the last two years to find some answers to the many questions surrounding the Sahelian drought.

Andrea Sealy, NCAR's Advanced Study Program • If you are from the Caribbean and you're good at math and science, the advice you get is to become a doctor, says Sealy. "But I never liked biology much," she adds. Now she's a researcher at the Caribbean Institute for Meteorology and Hydrology.

Research from MIRAGE (Megacities Impacts on Regional and Global Environments), a field campaign held in Mexico City in 2006, is coming to fruition as scientists begin to publish their findings. A new paper details the ozone “weekend effect” in Mexico City and its implications for local air pollution.

NCAR scientist Brian O’Neill is building an integrated assessment model to link a range of societal factors, such as future global economic and population trends, with the physical science of climate change.

Research by NCAR scientist Mary Hayden underscores the risk of dengue fever and the growing threat of dengue hemorrhagic fever in the Rio Grande Valley between far south Texas and northeast Mexico.