Dozens of climate activists surround the offices of American investment management company BlackRock in central Paris and vandalize the building, demanding they disinvest from the fossil fuel industry.
In "Urgenda Foundation v. State of the Netherlands", the Supreme Court of the Netherlands upholds a 2015 ruling that "protection from the potentially devastating effects of climate change" is a human right, ordering the Dutch government to cut greenhouse gas emissions by at least 25% by the end of 2020 compared to 1990 levels.
Dutch farmers stage a protest in The Hague against proposals to halve livestock numbers in a bid to cut nitrogen emissions. Motoring group ANWB claims tractors on highways caused a total of 1,136km (700 miles) of traffic jams during morning rush hour, with tractors on one highway swerving back and forth to prevent traffic passing.
An advisory board to the Dutch government recommends reducing speed limits on roads and using public money to purchase outdated cattle farms as part of a raft of measures to tackle global warming-linked nitrogen emissions in the country.
Carbon emissions from energy use reached a record level in 2010, up 5% from the previous record in 2008, according to the International Energy Agency, which said it was a "serious setback" to limit global temperature increase to 2 degrees Celsius (3.6 F), set at the U.N. climate change talks in Cancun, Mexico, last year.
The United States Senate defeated a measure that would have banned the Environmental Protection Agency from regulating greenhouse gas emissions under the Clean Air Act (United States). The new regulations which began being applied early this year affect air polluters such as power plants and oil refineries, attempts to address climate change mitigation.
Thousands of people gather in Canberra, Australia to protest the introduction of a carbon tax, Prime Minister Julia Gillard met the Australian Youth Climate Coalition which is pushing for a price on emissions, while climate change mitigation activists including the Australian Council of Trade Unions delivered a petition to Minister for Climate Change and Energy Efficiency Greg Combet signed by about 10,000 "working Australians" urging the government to take action.