06/13/2012 02:50 pm ET

Coming June 18: Twitter Storm To #EndFossilFuelSubsidies

Set your alarm clocks, tweeps.

On June 18, environmental campaigners will coalesce for a 24-hour “Twitter storm” demanding that world leaders use Rio+20, the United Nations Conference on Sustainable Development, to give politicians this simple message: end their amorous love affair with big oil.

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