Today, Shell Oil called on nations everywhere to establish a carbon tax "to combat global warming". Shell was joined by Unilever (drugs and consumer products) Alstrom (a manufacturer) and 97 other large multinationals.
Today, the World Bank ask the nations of the world to take immediate actions to stop global warming as it will fall heaviest on the poor nations but impact us all.
A few days ago, Price Waterhouse, the accounting firm to billionaires and corporations sent notice their customers global warming is real and will do great harm to their investments, starting now.
A few weeks ago, Germany's insurance companies sent their largest clients the same notice Price Waterhouse has.
A few years ago, the German Army, and (in the closing days of Bush 43) the Pentagon published their findings that global warming was real and would set in motion mass migrations, wars over water and farmable land, make some regions unproductive and lawless.