Lack of policies regulating impact on natural world means finance industry effectively bankrolling biodiversity loss, analysis finds. The world’s largest investment banks provided more than $2.6tn (£1.9tn) of financing linked to the destruction of ecosystems and wildlife last year, according to a new report. The findings in the Bankrolling Extinction report were produced by portfolio.earth, a new initiative led by finance, economics and environmental experts to better understand the role of the finance industry in the destruction of the natural world.