• Outdoor air pollution a leading cause of cancer

    The International Agency for Research on Cancer (IARC), WHO's agency specialized for cancer, announced on October 16, 2013 that it has classified outdoor air pollution as carcinogenic to humans (Group 1). The world’s leading experts

  • Saharan dust cloud travels across Atlantic

    NOAA's satellites have detected a plume of dust moving off the coast of Africa. The Saharan Air Layer has a relatively constrained area of high concentration. This animation bellow, released by NOAA Environmental Visualization Laboratory, uses a recently enhanced

  • Canada and US wildfire smoke crosses the Atlantic Ocean

    Smoke lofted above the part of the atmosphere closest to the ground (the boundary layer), where topography has a significant impact on winds, is spreading farther than smoke that remains trapped near the surface.  Intense fires in Canada produced

  • Smoke plumes from North American wildfires over Spain

    Massive wildfires in US and Canada produced smoke plumes that drifted over the Atlantic Ocean and reached Europe in late June 2013. MODIS satellite imagery shows smoke plumes hovering over Spain and the western Mediterranean Sea on June 26-27,

  • Air pollution in Singapore reached record hazardous levels

    The thick smog from large illegal slash-and-burn land clearance practices​ in Sumatra has been carried by prevailing winds blowing from the southwest, and has been affecting Singapore, Malaysia and surrounding areas since June 13, 2013, pushing

  • Malaysian cities shrouded by smoke haze from Indonesia

    Haze from forest fires on the Indonesian island of Sumatra shrouded Malaysia on June 16, 2013, causing "unhealthy" levels of pollution in six areas. The Air Pollutant Index (API) showed unhealthy levels of between 101 and 129 in several areas. In

  • Dust over and around the Arabian Peninsula

    Dust blows in the air over and around the Arabian Peninsula, covering the southern half of the Red Sea and part of the Persian Gulf, near Qatar, where a thicker dust plume blows northwest-southeast. The veil of dust also extends southward over the Gulf of Aden and

  • Unusually good season of Noctilucent Clouds ahead

    Every summer, above the North pole, icy crystals begin to cling to the smoky remains of the meteors, forming hypnotic electric-blue clouds known as noctilucent clouds (NLC`s). These clouds are especially of interest to high latitude skywatchers, and around the Arctic