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In page Jens Stoltenberg:

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Stoltenberg through his governing advocated that international agreements with global taxes or quotas are the most effective means of reducing greenhouse gas emissions. At the UN Climate Change Conference 2009, a separate proposal on the preservation of rainforests with funding from rich countries, advanced by Stoltenberg and Brazilian Pres. Luiz Inácio Lula da Silva in 2009 obtained support from among others U.S. President Barack Obama during COP15 in Copenhagen.[citation needed]