Leaders of Labour and Green parties address thousands on the streets of London ahead of the Paris climate talks.
89-year-old broadcaster says that if we can land people on the moon, we can solve climate change.
People of Paris find unique ways to voice their concerns about climate change, after marches were banned.
More than 2,000 marches and other events are taking place across the globe.
Britain will be battered by 70mph winds as Storm Clodagh arrives on Sunday.
Greenpeace is trying to raise awareness of climate change ahead of COP21 summit in Paris.
The UK will be battered by heavy rains and 70mph gusts of winds starting late on Saturday.
Authorities places 24 activists under house arrest before of global warming summit in French capital.
Everything you need to know about the COP21 climate change summit in Paris.
Three million Avaaz climate change petitioners want world leaders to end use of fossil fuels.
What does it mean when scientists talk about going over 2C warming by the end of the century?
Two studies bring positive and negative news on the warming front.
What damage would be done if all the world's fossil fuels were burned.
Conservationists fear the court ruling would lead to resumption of rhino horn supply to Asia.
As much as 5,831 sq km lost to deforestation, shows report released by Brazil's environment ministry.
Royal heir has previously blamed climate change for the Syrian civil war
Ireland is one of the last countries in Europe to have adopted solar technology.
Only people in Canada, France, Spain and the UK favour tough action.
Climate change could push more than 100 million people into extreme poverty by 2030
Paris authorities have cancelled some rallies but those around the world are still set to take place
Qatar's capital city Doha sees a year's worth of rainfall in a single day, triggering floods.
Namtso Lake is considered to be holy by the region's Tibetan population.
Ban Ki-moon has taken note of India's call for developed countries to take the lead in climate change action.
The UN's weather agency warns that inaction on climate change could see temperatures rise by 6C or more
The primates that face severe extinction include Sumatran orangutan and lemurs
There was no pause or hiatus in global warming - stop saying there was.
Ahead of Paris climate conference, WMO says 2015 has seen record levels of carbon emission.
Rwanda and other African countries have been negatively impacted by climate change.
IBM, Cognizant, Citigroup, Walmart and JP Morgan Chase have offices in capital of Tamil Nadu.
India has said it won't agree to a deal to phase out fossil fuels by 2100.