Talks must overcome a web of vested interests before a biodiversity charter can be agreed.

Can China’s new Arctic policy protect the region’s delicate ecology?

Chen Jiliang says a transparent strategy of objectives on the polar regions would empower officials tasked with realising them, as well as end international speculation about China’s true aims.

Proposed reserves in the Antarctic have prompted accusations of a big-power carve up, but the critics have got it wrong.