ENVIRONMENT

Up to 3,500 properties – including historic buildings in York city centre – are now at risk of flooding.

COP21 and the infamous two degrees Celsius. What happened in 2015 to prompt these big measures?

Construction work was suspended and vulnerable people asked to limit outdoor exposure.

More than 70 flood warnings are in place across England and Wales.

Fears grow that further rainfall in the UK will worsen flooding.

29 flood warnings have been issued by the Met Office as the UK faces a Christmas flooding crisis.

It's hopefully heralding a more environmentally conscious and accountable country

Hazy water can block sunlight from contributing to global warming in coral reefs, providing a refuge.

The biggest news photos of the second half of the year, including the photo that changed the public perception of the refugee crisis.

Yellowstone volcano has a massive magma reservoir we didn't know about.

Record-breaking weather in December has seen unseasonably warm water temperatures at the Hampstead Heath ponds.

Twin terror attacks in Paris book-ended a year dominated by the fight against Islamic State in Syria and the resulting exodus of refugees.

Greenpeace and WWF say project will endanger flora and fauna.

Sacha Dench is set to fly from Russia to Britain to chart the migratory behaviour of UK swans.

Video footage of some of the biggest volcanic eruptions of the year.

Lucy Nicholson photographed people living on the streets of LA. As they posed for portraits, they shared their stories.

Over a 100 forest fires spread across Asturias in northwest Spain over the weekend.

At least 91 people are missing after landslide buries business park in Shenzhen – China's fourth major disaster this year.

Mass coral bleaching on the Great Barrier Reef caused by El Nino will take place early in 2016.

The study did not examine the effects of vegetarian diets on the environment.

Just 20,000 polar bears remain today but how can we protect their survival?

Beijing's pollution index will exceed 500 micrograms per cubic metre, 20 times higher than safe levels.

The social circles of African elephants is being maintained, even though generations are disappearing.

Studies show that West Coast marine mammals are changing their environments and feeding habits

Next year is likely to beat 2014 and 2015 as the hottest years on the record globally.

President Obama thanked Indian Prime Minister for 'positive leadership' during UN Climate Summit.

DECC announces 65% cut on last day before Christmas recess.

Lakes are warming at a quicker rate than the atmosphere and the ocean.

Opposition parties claim government has done a U-turn by allowing fracking in national parks.