Lanyon Quoit MW light Pollution Edited-1.jpg
Video Ad Feedback
Photographer captures the Milky Way in one of the UK's darkest places

For the last hundred years, pollution from artificial light has seeped into the night sky and wildlife are suffering. While light pollution is still growing at a rate of 10% every year, insects, birds and turtles are all affected and the health consequences on human beings of artificial light are being increasingly documented. Now, DarkSky International is leading the global effort to protect areas from its effects. CNN travels to the West Penwith Dark Sky park with astrophotographer Aaron Cherrie to witness the beauty of a truly dark night sky.

3:31 • Source: CNN
Call to Earth 16 videos
Lanyon Quoit MW light Pollution Edited-1.jpg
Video Ad Feedback
Photographer captures the Milky Way in one of the UK's darkest places
3:31
Now playing
• Source: CNN
ali ice core.jpg
Video Ad Feedback
Why scientists want ice from 600 meters below the surface
3:58
Now playing
• Source: CNN
stingless bee.jpg
Video Ad Feedback
Saving the Amazon's stingless bees
4:01
Now playing
• Source: CNN
CTE-Bearded.jpg
Video Ad Feedback
Bearded vulture on the brink: Conservationists in South Africa and Lesotho race to save this raptor
04:00
Now playing
• Source: CNN
UW.00_59_42_08.Still001.jpg
Video Ad Feedback
Underwater 'reef music' could help in coral restoration
3:59
Now playing
• Source: CNN
Pangolin_1.jpg
Video Ad Feedback
Saving pangolins at a pioneering facility in South Africa
3:55
Now playing
• Source: CNN
Lateral.jpg
Video Ad Feedback
Why scientists call these ants ‘a minefield in your backyard’
3:11
Now playing
• Source: CNN
sylvia 2.jpg
No Blue, No Green: A conversation with Sylvia Earle
22:59
Now playing
• Source: CNN
This underwater photo taken on June 14, 2024 shows bleached corals around Koh Tao island in the southern Thai province of Surat Thani. Coral bleaching has been recorded in over 60 countries since early 2023, threatening reefs that are key to ocean biodiversity and support fishing and tourism industries globally, and that death spiral is everywhere in the waters of the Gulf of Thailand around Koh Tao.
Video Ad Feedback
Marine biologist: “Everything we do from when we get up in the morning to when we go to bed connects us to coral reefs.”
2:00
Now playing
• Source: CNN
<p>Thursday, November 6th, across CNN we are celebrating 'Call To Earth Day' which this year embraces the powerful theme "Guard Your Green Space," urging individuals, communities, and nations to take bold, collective action to protect the natural world that sustains us. The sport of SailGP is a living, breathing testament to that mantra, with a revolutionary initiative that has integrated sustainability into the very fabric of its DNA. Now in its fourth season, SailGP's Impact League is challenging athletes on and off the water and redefining how sport can be harnessed to create positive change. CNN's Amanda Davies has more.</p>
Video Ad Feedback
SailGP: The sport with a podium dedicated to the planet
3:58
Now playing
• Source: CNN
FILE - This July 6, 2011, file photo shows a grizzly bear roaming near Beaver Lake in Yellowstone National Park, Wyo. The Montana Fish and Wildlife Committee is set to take a final vote on proposed rules to hunt grizzly bears if federal protections are lifted. (AP Photo/Jim Urquhart, File)
Video Ad Feedback
How a few strands of hair are helping to protect Canada’s grizzlies
3:55
Now playing
• Source: CNN
reef sculpture.jpg
Video Ad Feedback
Visiting Florida's art-ificial reef trail
03:56
Now playing
• Source: CNN
4K DRONE AND ACTION CAM.00_10_51_01.Still002.jpg
Video Ad Feedback
Guardians of the deep sea: protecting Caprera Canyon
4:01
Now playing
• Source: CNN
Underwater broll.00_37_44_10.Still001.jpg
Protecting the Mediterranean’s marine life
4:00
Now playing
• Source: CNN
BTL card 1.jpg
Video Ad Feedback
Call to Earth: Beyond the lens
24:03
Now playing
• Source: CNN
BTL Still 15.jpg
Video Ad Feedback
The art of capturing the shot
03:59
Now playing
• Source: CNN