Climate activists reacted with dismay on Tuesday to a decision by G7 leaders, prompted partly by the energy crisis resulting from the war in Ukraine, to grant a host of stays and exceptions to climate protection goals they had previously set themselves.

The Group of Seven industrialised democracies allowed themselves leeway to continue using non-offset fossil fuel investments in "exceptional" circumstances, despite an earlier commitment to end public support for them by end-2022.

They also dropped a commitment to making half of all vehicles zero-emission by 2030, following pressure from Japan, replacing it with a vaguer promise to "significantly" increase their sales...

President Vladimir Putin's decision to invade Ukraine has cast a harsh spotlight on Europe's heavy energy dependence on Russia. With flows of Russian gas dwindling, governments have been looking to alternatives, including allowing coal power stations to run for longer...

The G7 leaders also announced a "Climate Club" to coordinate actions on tackling climate change and achieving climate neutrality by 2050, but gave few details on what it would do, despite acknowledging that existing efforts did not go far enough.

"We note with concern that currently neither global climate ambition nor implementation are sufficient to achieve the goals of the Paris Agreement by reducing greenhouse gas emissions," the leaders wrote.

The G7 groups the United States, Japan, Germany, France, Britain, Italy and Canada.