RTCC: UN talks to construct a legally binding climate change deal are set to start on April 29, amid warnings from scientists that greenhouse gas emissions are rising too far, too fast.
Organisers say the scope, structure and design of a 2015 emissions agreement will be discussed during the week-long negotiations involving 195 countries.
Financial commitments and the ambition of emission targets for developed and developing nations are likely to dominate the summit.
The discussions in Bonn...