Ichthyologist Prosanta Chakrabarty dispels common myths about evolution, explaining that humans are not its "goal" but a small part of a four-billion-year process. He describes us as "young leaves

Ichthyologist Prosanta Chakrabarty dispels common myths about evolution, explaining that humans are not its "goal" but a small part of a four-billion-year process. He describes us as "young leaves on this ancient and gigantic tree of life," connected to all our evolutionary ancestors.

TED Talks showcase leading thinkers presenting insights on Technology, Entertainment, Design, science, and global issues. Explore more talks at ted.com, and connect with TED on Twitter, Facebook, and YouTube.

Marine ecologist Enric Sala proposes a bold plan to save the fishing industry and protect the ocean simultaneously. He advocates for a giant marine reserve covering two-thirds of the world's high

Marine ecologist Enric Sala proposes a bold plan to save the fishing industry and protect the ocean simultaneously. He advocates for a giant marine reserve covering two-thirds of the world's high seas, areas outside national jurisdiction. Sala believes this initiative will restore the ocean's ecological, economic, and social benefits, stating, "When we can align economic needs with conservation, miracles can happen."

Discover more insightful talks from leading thinkers on the official [TED website](http://www.ted.com). Follow TED on [Twitter](http://www.twitter.com/TEDTalks), [Facebook](https://www.facebook.com/TED), and [subscribe to their YouTube channel](https://www.youtube.com/TED).

In Dindori, India, water scarcity is a harsh reality. During summer, wells dry up, forcing villagers, particularly young girls, to walk miles and climb 40 feet into wells. This perilous task,

In Dindori, India, water scarcity is a harsh reality. During summer, wells dry up, forcing villagers, particularly young girls, to walk miles and climb 40 feet into wells. This perilous task, often using ropes, frequently leads to accidents, and the collected water is often contaminated.

Dindori exemplifies a critical and increasing global water crisis. India faces a severe challenge, with demand projected to double available supply by 2030. National Geographic explores these vital issues.

Read more: Why These Children Are Forced to Scale a 40-Foot Well | Watch: Children in India Climb 40 Foot Well During Water Shortage | Subscribe: National Geographic

The Magnuson-Stevens Act, our vital fisheries management law, faces a significant threat. Proposed congressional changes could prioritize short-term profits, potentially leading to the

The Magnuson-Stevens Act, our vital fisheries management law, faces a significant threat. Proposed congressional changes could prioritize short-term profits, potentially leading to the overexploitation of our oceans. Urge lawmakers to protect this crucial act.

Music for this message was provided by Spearfisher, and the cello performance by Cicely Parnas.

Lion's mane nudibranchs are translucent, otherworldly, and beautiful sea slugs. These predators use flexible "oral hoods" to capture prey like jellyfish, zooplankton, and small fish. When

Lion's mane nudibranchs are translucent, otherworldly, and beautiful sea slugs. These predators use flexible "oral hoods" to capture prey like jellyfish, zooplankton, and small fish. When necessary, they are also capable swimmers.

Beyond their unique hunting methods, these fascinating creatures produce sweet-smelling secretions, often compared to watermelon or other fruit. If you appreciate nudibranchs and other wildlife, join the Center for Biological Diversity's E-list of activists, citizen scientists, and animal lovers: Join Here.

Ringtails, often mistaken for cats or lemurs, are actually related to coatis and raccoons. These adorable, nocturnal creatures are Arizona's official state mammal, even appearing on driver's

Ringtails, often mistaken for cats or lemurs, are actually related to coatis and raccoons. These adorable, nocturnal creatures are Arizona's official state mammal, even appearing on driver's licenses.

Small and undeniably cute, ringtails possess oversized eyes and ears, perfectly adapted for nighttime foraging. Their diverse diet includes fruit, lizards, insects, snakes, birds and their eggs, mice, and squirrels.

Footage by Russ McSpadden / Center for Biological Diversity.

Millions of tonnes of plastic pollute our oceans annually. Despite significant investment and innovation, current clean-up efforts tackle less than 0.5% of this problem.

We need innovation

Millions of tonnes of plastic pollute our oceans annually. Despite significant investment and innovation, current clean-up efforts tackle less than 0.5% of this problem.

We need innovation that addresses the root causes, not just the symptoms. Our $2M Innovation Prize highlights possibilities to radically rethink how we make, use, and reuse plastic packaging. Discover more at the New Plastics Economy.

Meet inspiring everyday activists powering the climate movement.

Join us. Become a Climate Reality Leader: