New analyses this year show that 39.4 per cent of plants are at risk, meaning estimates have doubled in a mere four years Just 15 plants provide 90 per cent of humanity’s food energy intake, and four billion people rely entirely on three crops – rice, maize and wheat The report says there 7,039 edible plants which hold potential as future foods There are also 2,500 identified plants that could be used for fuel or bioenergy This year is the first time the global State of the World’s assessment has compiled new fungi species along with new plant species discovered in the previous year In total, the authors found 1,942 plants and 1,886 fungi were named as new to science in 2019 State of the World's Plants and Fungi | Kew Two fifths of the world's plants 'at risk of extinction' | Daily Mail Online