1 October 202128 September 2021 Climate crisis: do we need millions of machines sucking CO2 from the air? From turning CO2 into rock to capturing the breath of office workers, a growing number of companies think the answer is yes
9 December 20204 December 2020 An environmentally-friendly alternative to the plastic bag made from trees could hit the shops in January The material mixes corn and trees with graphene, the layer of carbon atoms that is super strong
