Mars rover current studies on Mars by the "Curiosity" "Opportunity" rovers would be searching for evidence of ancient life, including a biosphere based on autotrophic, chemotrophic or chemolithoautotrophic microorganisms, as well as ancient water, including fluvio-lacustrine environments (plains related to ancient rivers or lakes) that may have been habitable. The search for evidence of habitability, taphonomy (related to fossils), and organic carbon on Mars is now a primary NASA objective. Since June 2018, the "Opportunity" rover has been out of contact after going into hibernation mode in a dust storm. NASA has stated they are unsure if they will ever be able
International Year of Planet Earth support from individuals and organisations worldwide. The Year's Project Leader was former IUGS President Professor Eduardo F J de Mulder. The Year's Science Committee was chaired by Professor Edward Derbyshire (Royal Holloway) and its Outreach Committee by Dr Ted Nield (Geological Society of London). The International Year of Planet Earth project was initiated jointly by the International Union of Geological Sciences (IUGS) and the United Nations Educational Scientific and Cultural Organisation (UNESCO). The UN press release reads: "By a draft on the International Year of Planet Earth, 2008, which the Committee approved without a vote on 11 November, the Assembly