No.	Title	Date
1	Tipping elements in the Earth's climate system	2008-02-12
2	Climate relate sea-level variations over the past two millennia	2010
3	Relationship between sea level and climate forcing by CO2 on geological timescales	2013-01-22
4	New Trans-Arctic shipping routes navigable by midcentury	2013-01-25
5	Multimodel assessment of water scarcity under climate change	2013-08-13