The USA National Phenology Network is small but mighty, helping scientists and resource managers assess natural hazards and seasonal phenomena that affect society in numerous ways.
Hazards & Disasters
Posted inNews
Using Satellite Data to Map Air Pollution and Improve Health
NASA scientists will be teaming up with epidemiologists in the agency’s first health-focused mission. With satellite data, they’ll find out how air pollution affects health in cities around the world.
Posted inOpinions
Sediment Mismanagement Puts Reservoirs and Ecosystems at Risk
Current regulations and reservoir management practices impede efforts to deal with sediment accumulation behind U.S. dams. New approaches are needed to improve reservoir sustainability.
Posted inNews
Migrant Workers Among the Most Vulnerable to Himalayan Disasters
Critics say companies are failing to develop adequate emergency procedures to protect construction workers on hydropower plants in the Himalayas.
Posted inResearch Spotlights
Extreme Rainfall Statistics May Shift as U.S. Climate Warms
Precipitation data and high-resolution modeling suggest that extreme rainfall events under a changing climate will be shorter, more intense, and more widely spread out.
Posted inResearch Spotlights
Upward Lightning Takes Its Cue from Nearby Lightning Events
Lightning in a thunderstorm changes the electromagnetic field in a way that sparks upward lightning from tall structures.
Posted inResearch Spotlights
Descifrando las causas de la actividad de los huracanes en el pasado
Registros individuales de paleohuracanes extraídos de los sedimentos de islas azotadas por tormentas no muestran una clara influencia del clima en la frecuencia de los huracanes en el último milenio.
Posted inEditors' Highlights
Relating Seismicity and Volcano Eruptions
A global study suggests that volcanic eruption forecasting and detection may be improved by examining earthquake mechanisms and clustering in combination with individual volcano properties.
Posted inNews
Rare Wintertime Thunderstorms Recorded over the U.S. Gulf Coast
“Thundersnow”—thunderstorm activity accompanying a winter storm—was spotted near southern Texas earlier this year.
Posted inResearch Spotlights
Ciertas formaciones rocosas pueden provocar riesgos de radón en los hogares
Investigadores de Kentucky han combinado resultados de kits de pruebas domésticas con el mapa geológico del estado para elaborar un mapa del potencial de radón en interiores basado en la geología subyacente a las viviendas del estado.