A group of children in Portugal are using human rights laws to force European politicians to fight climate change.
After seeing the damage caused by forest fires in their home country, Portugal, André Oliviera, his sister Sofia and their friends are determined to ensure that executives who have committed to reducing harmful emissions are held accountable.
Filmed and edited by Maarten Willems.
Produced by Kate Vandy.
Disinformation about the Covid pandemic and climate change prevents an effective collective response to these emergencies.
BBC monitoring experts Shayan Sardarizadeh and Kayleen Devlin explain the disinformation trends they saw in 2021 and the impact they had on life around the world.
Video directed by Suniti Singh
Fry Taylor founded the Green Salon Collective, which promotes sustainable work practices in the hairdressing industry.
The collective recycles everything from bleaches and dyes to real human hair.
Video directed by Daniel South, Trystan Young and Jasmin Souesi
An estimated three million oil wells have been abandoned in the United States.
Many wells emit harmful methane gases, which are more harmful to the environment than carbon dioxide.
Curtis Shuck, a 30-year veteran of the oil industry, stepped in because of this.
He founded Well Done, a nonprofit dedicated to plugging old wells.
The most ambitious astronomical mission ever undertaken is about to begin. The James Webb Space Telescope was built 30 years ago and is now almost ready to go.
The $ 10 billion (£ 7 billion) project, a collaboration between NASA, the European Space Agency and the Canadian Space Agency, hopes to go back in time to learn more about how the first stars were made and how to experience the beginnings. of our universe.
But how exactly will it work?
Rebecca Morelle, BBC science editor, explains.
New Zealand's southern right whale was hunted to near extinction a century ago.
Their recovery now depends on the health of the oceans, but where exactly do they feed?
The answer surprised the scientists and gave hope to the species amid climate change.
Video by Isabelle Rodd. Images credit to the University of Auckland's Right Whale Research Team were taken with permission from the New Zealand Department of Conservation.
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An experiment is being carried out in an industrial area outside Didcot in southern England to produce temperatures that are warmer than the sun.
The BBC's climate editor Justin Rowlatt visited the nuclear fusion reactor in action and found out what opportunities the technology could offer to produce large amounts of low-carbon energy.
The most powerful space telescope ever built, the James Webb Space Telescope, will launch later this month.
As the successor to the Hubble Space Telescope, many discoveries are expected as we can look deeper and deeper into the universe than ever before.
Amber Straughn, astrophysicist on NASA's JWST science team, explains why the telescope is so exciting and important.
Produced by Fay Nurse
Read more: What is the James Webb Space Telescope and when does it start?
One of the rarest turtles in the world is showing signs of recovery after being stranded off the coast of Wales.
Kemp's Ridley's sea turtle was named Tally by the Anglesey Sea Zoo, where it is treated for health care.
On Sunday, Tally was found on Talacre Beach in Flintshire, 6,437 km from its usual waters in the Gulf of Mexico.
But how did Tally end up so far from home?
Nick Hartley explains.
For the first time ever, 3D printed "meat" will be served in full and the product will be launched in four cities around the world this week.
The "meat" produced by Redefine Meat consists of plant-based products and is completely vegan.
BBC Newsnight's Emily Maitlis visited London's Chotto Matte restaurant to see if it would pass the taste test.
It was the Hampshire climber who climbedthe 14 highest peaks in the world in seven months, when the previous record was seven years.
Nimral Purja's Journey to the Top of the World became a Netflix documentary and garnered international recognition.
After moving to the Gurkhas in Hampshire in 2003, he became the first Gurkha to serve in the British Special Forces.
And Far From The Mountains advocates more equality for Gurkha veterans when it comes to their pensions.
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