To keep up to date on what is happening in Paris:
ENB, a daily report about what is happening in the negotiations
ECO, a daily look inside the negotiations
The Guardian, coverage by the major news outlet
Climate Action International (CAN), a global network of over 950 NGOs
AOSIS (Alliance of Small Island States), a negotiating coalition at COP21
The Ecologist, magazine dedicated to environmental news
Please also share helpful links/news that you find through the comments section below!