Which party has the answer to the big green questions?

Ahead of the election, we challenge the parties on the climate emergency, flying, rewilding, red meat and more

• Parties on how they would tackle climate crisis

Putting a tax on meat, ending the sale of petrol and diesel cars within a decade and upgrading the energy efficiency of every home in the UK are among the eye-catching green promises from the political parties fighting for voters' backing in the general election.

Others include zero-emission railways and a 640m Nature for Climate fund to restore the natural world and help fight the climate emergency. These pledges are in the answers given to a series of questions put to the main parties by the Guardian to draw them out on specific key issues.