Boris Johnson: Humanity is reaching a turning point on climate change
World leaders must make major changes in four areas - "coal, cars, cash and trees", Boris Johnson says.
Author Archives: BBC News - Science & Environment
Air pollution: Even worse than we thought – WHO
The WHO is slashing recommended maximum limits of key pollutants as evidence of danger mounts.
Covid: Immune therapy from llamas shows promise
An immune therapy derived from llama blood shows 'exciting potential' in early coronavirus trials.