This sprawling ancient metropolis in the jungle of Ecuador has revealed a unique form of urbanism. The BBC visits the site for the story of this mysterious civilisation.
In Fiji in the South Pacific, farmers are reading nature's warning signs to predict hurricanes – from creeping Yam vines to hornets nesting.
Inside the island colony being tapped to help save Australia's koalas from deadly chlamydia.
Social media posts wrongly claim the colours used in maps to show temperatures are designed to mislead.
Hugh Schofield reports from Paris as a heat dome settled over Western Europe bringing temperatures above the average for May.
Hugh Schofield reports from Paris as temperatures in the French capital reached 34C on Tuesay.
The record for the hottest May day has been broken, with a temperature of 33.5C recorded at London's Heathrow.
Warning of record global temperatures as chance of very strong El Niño grows
Could we see the strongest El Nino for 140 years?
Space launches are increasing and the rockets are getting bigger. But there can be some major environmental consequences when things don't go to plan.
Farmers at the Bath and West Show say there are strong parallels between energy and food security.
French students are taking their exams in baking schools, while red alerts are issued in Italy.
The outdoor apparel firm says the performer broke an agreement not to use its branding in merchandise.
Newcastle-under-Lyme Borough Council also plans to rescind a climate emergency declaration.
National Trust staff and volunteers will apply 17 tonnes of fresh chalk to the outline of the famous figure.
The combined effects of a heat dome and climate change have brought extreme warmth to western Europe.
Jane Cullen and Lorna Taylor want £10,000 to get the sculpture installed on the Solomon Islands.
The project will defend 570 properties on an unprotected stretch of waterfront in Poole town centre.
An industry report suggests that the net-zero economy is already established and employs more than 105,000 people.
It is a very hot start to the working week in the region after a record-breaking weekend of weather.
Some UV exposure is essential for our wellbeing, but too much is damaging and can cause skin cancer.
The charity says more than half of attacks happened on or near land managed for game shooting.
Ulster Wildlife takes on 100 year restoration project of ancient rainforest.
Researchers say Bradford could "become a model for how cities respond to environmental challenges".
