ExxonMobil says it does not envisage a low-carbon scenario of the kind many climate researchers advocate. The company believes the costs this would entail, and “the damaging impact to accessible, reliable and affordable energy resulting from the policy changes . . . are beyond those that societies, especially the world’s poorest and most vulnerable, would be willing to bear”. Photograph: Andrey Rudakov/Bloomberg

How much of the world’s fossil fuel reserves will eventually be burnt? This is not just a question for those concerned with climate policy. It is a(...)

The main greenhouse gas blamed for global warming averaged 400.03 parts per million at a monitoring station on Hawaii’s Mauna Loa volcano yesterday. Image NOAA

The concentration of carbon dioxide in the atmosphere surpassed 400 parts per million for the first time since measurements began, breaching a (...)

The idea that Shell might be doing its bit to save the world from environmental disaster is something Shell to Sea campaigners might find odd, (...)