30

Stories about: particulate matter

Effects of Global Warming Obscured over US East Coast Over the last 50 years, large portions of the US East Coast have been shielded from the effects of climate change by a so-called “warming hole,” an atmospheric structure under which temperatures are kept low. This formation was created due to the massive release of particulate matter in the atmosphere. C... 27 April 2012 05:14 GMT A Look at the Aerosols You Swallow Every Day A new article on the NASA Earth Observatory website details the composition and structure of aerosols, fine particles that can be found in the air around us at all times, even if the atmosphere looks clean and clear. With every deep breath air you take in, you also inhale up to tens of millions of very tiny specks of... 2 November 2010 11:36 GMT Why Leaves Are Magnetic Nowadays It would appear that the same pollution particles that wreak havoc in our bodies also have adverse effects on plants. Scientists have recently discovered that emission particles that lay on tree leaves leave behind a small trace of magnetism in the plants. The phenomenon is more clearly visible in urban areas, where ... 23 October 2009 06:50 GMT