Here, completely unsolicited, are some pointers on what could and should be included in potentially historic speech
US president again conflates weather with climate to pour scepticism on climate change and criticise the Paris agreement
Reality has killed climate denial - but apathy will still condemn the world to dangerous global warming unless it is confronted, argues Leo Barasi
Guess which green economy figures were behind some of the most memorable lines of 2017
James Murray reviews a year in which terrifying climate impacts wrestled with heartening green business breakthroughs
A quarter of the UK population are more worried about climate change than a year ago, a YouGov survey by climate change charity 10:10 suggests
Global agreement struck last night will see new Observatory established to improve long-term sustainability and accessibility of climate data captured by scientists
'Sin taxes' to reverse the rapid global growth in meat eating are likely in five to 10 years, according to a report for investors managing over $4tn
The backdrop for the annual UN Climate Summit was bleak - progress now needs to accelerate as the logic of the Paris Agreement is applied
Day 10 saw the red carpet rolled out for world leaders, as well as the launch of a new clean tech innovation initiative and an ambitious shipping emissions action plan