The world is spending at least $1.8tn (£1.3tn) every year on subsidies driving the annihilation of wildlife and a rise in global heating, according to a new study, prompting warnings that humanity is financing its own extinction.

From tax breaks for beef production in the Amazon to financial support for unsustainable groundwater pumping in the Middle East, billions of pounds of government spending and other subsidies are harming the environment, says the first cross-sector assessment for more than a decade.

This government support, equivalent to 2% of global GDP, is directly working against the goals of the Paris agreement and draft targets on reversing biodiversity loss, the research on explicit subsidies found, effectively financing water pollution, land subsidence and deforestation with state money.

The authors, who are leading subsidies experts, say a significant portion of the $1.8tn could be repurposed to support policies that are beneficial for nature and a […]