Brazil to ask countries at Cop30 to vastly increase biofuel use, leak suggests

Exclusive: Document sets draft pledge for leaders gathering at climate summit to increase use of controversial fuels

Brazil will ask countries to quadruple the global use of sustainable fuels", including controversial biofuels, despite concerns from environmental experts, the Guardian has learned.

A leaked document seen by the Guardian sets out a draft pledge for world leaders gathering for the Cop30 climate conference next month in Brazil to increase the use of sustainable fuels" - chiefly biofuels and biogas, but also hydrogen - in the next decade by four times compared with 2024 levels.

By 2030, biofuel crops would require land the size of France, which would make it equivalent to the sixth-largest country in terms of arable land use globally

A fifth of vegetable oil is used for cars rather than food.

That 3,000 litres of water are needed to drive 100km on biofuels.

That solar panels could create as much energy as biofuels while using just 3% as much land.