No.	Title	Date
41	Annually Resolved Ice Core Records of Tropical Climate Variability over the Past 1800 Years	2013-05-24
42	Antarctic Climate Change and the Environment	2009-11-25
43	Antarctic Ice's Future Still Mired in Its Murky Past	2011-07-22
44	Antarctic ice-sheet loss driven by basal melting of ice shelves	2012-04-26
45	The Antarctic Peninsula's retreating ice shelves	2012
46	Antarctic temperature and global sea level closely coupled over the past five glacial cycles	2009-06-21
47	Anthropogenic and natural warming inferred from changes in Earth's energy balance	2012-01
48	Anthropogenic forcing dominates sea level rise since 1850	2009
49	Anthropogenic Greenhouse Era Began Thousands of Years Ago	2003
50	Approaching a state shift in Earth's biosphere	2012
51	The Arab Strategy for Disaster Risk Reduction 2020 ( external resource | internal citation )	2010
52	Arctic Armageddon Needs More Science,Less Hype	2010-08-05
53	Arctic Climate Impact Science	2008
54	Arctic Ocean glacial history	2013
55	Arctic Report Card 2	2012
56	Arctic Report Card 2008	2008-10
57	Arctic Report Card 2008	2008-10
58	Arctic Report Card: Update for 2010- Tracking recent environmental changes	2010-10
59	Arctic Report Card: Update for 2011	2011-12
60	Area of Land in Florida Vulnerable to Sea Level Rise by Likelihood of Shore	2009