HIV/AIDS at a Glance. 1  HIV is the infection that causes AIDS. 2  HIV has few or no symptoms for up to 10 years or more before symptoms of AIDS develop. 3  There is no cure for HIV/AIDS, but treatment is available. 4  HIV can be spread during sex play.
According to State of the Climate 2013, global average sea level 2013 was 1.5 inches (38 mm) above the 1993-2010 average, the highest yearly average in the satellite record (since 1993), and sea level continued rising at a rate of one-eighth of an inch (3.2 mm) per year.atellite altimeter data gathered from 1993 to 2003 indicate that the rate of global average sea level rise increased to 3.1 mm per year, or about one and a quarter inches per decade.
the global average land and ocean surface temperature shows a warming of 0 85 0 65 to 1 06 c in the period 1880 to 2012 based on multiple independently produced datasets earth s average surface temperature rose by 7002273890000000000 0 74 0 18 c over the period 1906 2005cientific understanding of global warming is increasing the intergovernmental panel on climate change ipcc reported in 2014 that scientists were more than 95 % certain that global warming is being caused mostly by increasing concentrations of greenhouse gases and other human anthropogenic activities