Fires in Africa and Southeast Asia contributed to western Pacific pollution, a study finds. Prior understanding attributed hefty levels of the harmful agent and greenhouse gas to natural processes.
geohealth
Posted inScience Updates
The Impact of African Dust on Air Quality in the Caribbean Basin
Symposium on Airborne Dust, Climate Change, and Human Health; Miami, Florida, 19–21 May 2015
Posted inFeatures
How Biofuels Can Cool Our Climate and Strengthen Our Ecosystems
Critics of biofuels like ethanol argue they are an unsustainable use of land. But with careful management, next-generation grass-based biofuels can net climate savings and improve their ecosystems.
Posted inScience Updates
Agencies Collaborate, Develop a Cyanobacteria Assessment Network
An integrated, holistic approach to detecting and characterizing cyanobacteria blooms could reduce human health risks and better direct field resources.
Posted inScience Updates
Urbanization Affects Air and Water in Italy's Po Plain
Satellite and ground-based measurements show a correlation between urban growth and increased levels of pollutants.
Posted inNews
Dengue Fever Epidemics Linked with El Niño, Study Says
High temperatures associated with the recurring global climate pattern foster mosquito-friendly conditions that may accelerate transmission of the virus.
Posted inFeatures
Contaminated Sediment and Dam Removals: Problem or Opportunity?
Restoring rivers to their free-flowing state promises a host of environmental benefits, but contaminated sediments may cloud the picture.
Posted inResearch Spotlights
Humans Greatly Increase Mercury Levels in the Ocean
A study of the natural cycle of mercury reveals that humans are to blame for a five- to sixfold increase in the oceanic concentrations of the potentially toxic element.
Posted inResearch Spotlights
Reduced Emissions Lead to Clearer Skies over Alabama
Aerosol pollutants are on the decline—and so are their effects.
Posted inNews
Climate Change Predicted to Worsen Spread of Cholera
Coupling satellite data with climate models, scientists are beginning to understand how warming temperatures and increased precipitation will affect cholera outbreaks.