New target calls for the cutting of greenhouse gas emissions by 2030 to between 26 and 28 percent below 2005 levels.
A nuclear reactor in Kagoshima prefecture went back online on Tuesday despite public opposition - it is the first nuclear plant to be restarted since the Fukushima disaster in March 2011.
Support for restarting the Kyushu Electric Power reactor on Tuesday
The east Asian branch of the environmentalist group Greenpeace says that PM 2.5 levels in 189 Chinese cities fell by an average of 16 per cent in the first 6 months of 2015 compared to the same period last year.
PM 2.5 levels fell 15.5 per cent in Beijing and sulphur dioxide levels fell 42.6 per cent, according to Greenpeace.
The Norwegian Refugee Council claimed in a report released on Tuesday that 17.5 million people were displaced in 2014 due to weather related disasters, with a further 1.7 million people displaced by 'geophysical' hazards.
Secretary General of the NRC, Jan Egeland, said that lives being devastated by natural disasters were 'more often a consequence of bad man-made structures and policies, than the forces of mother nature'.
- In absolute terms, China, India and the Philippines experienced the highest levels of displacement in 2014.
That is the finding of the National Oceanic and Atmospheric Administration, which says in its global analysis for June that temperatures were 0.88°C above the 20th century average of 15.5°C.
The July 2014-June 2015 period was found to be the warmest 12 month period on record.
Useful Resource: NOAA's Global Analysis for June 2015