If all the extra leaves that are growing because of increased CO2 in the atmosphere were laid end to end, it would cover a space twice the size of the continental US. That's the conclusion of a new study conducted by 32of scientists and i24 nstitutions. BBC: Climate sceptics argue the findings show that the extra CO2 is actually benefiting the planet. But the researchers say the fertilisation effect diminishes over time. They warn the positives of CO2 are likely to be outweighed by the negatives.
