Volcanoes • 2013 • episode "S1E4" Secrets of the Earth

Category: Environment
Download:

Volcanoes have incredible effects on the weather; eruptions create localized weather phenomena like acid rain and violent volcanic lightning.

Secrets of the Earth • 2013 • 9 episodes •

Rain

Scientists are just now unlocking the amazing secrets of how rain is made; some raindrops form around micrometeorites from outer space, others are created by bacteria that float into the upper atmosphere.

2013 • Environment

Tsunamis

Which places on earth are poised to generate the next mega-tsunamis and the science of what happens as the wave emerges from open ocean and bears down on land.

2013 • Environment

Tides

Explore what drives the strange science behind places like Canada's Bay of Fundy-where water levels rise as much as 50 feet during high tide, and Alaska's Turnagain Arm, where 10-foot tall "bore waves" routinely wash in from the sea.

2013 • Environment

Volcanoes

Volcanoes have incredible effects on the weather; eruptions create localized weather phenomena like acid rain and violent volcanic lightning.

2013 • Environment

Gravity

NASA satellites have mapped Earth's gravity and discovered mysterious spots where gravity is weaker; how earthquakes change the planet's gravitational field.

2013 • Environment

Goldilocks

Venus and Mars show how inhospitable Earth could have been if things were just a little bit different.

2013 • Environment

Magnetic Shield

Earth's metallic core makes the planet a huge magnet, generating a magnetic field that protects us from dangerous cosmic rays and solar energy.

2013 • Environment

Blizzards

Blizzards; it's one of the Earth's most beautiful secrets until it turns into a storm that can bring entire cities to a grinding halt.

2013 • Environment

Strangest Places

Steamy underworlds hiding mysterious treasures, extreme waters teeming with unique life, and jarring rock formations made of frozen lava.

2013 • Environment

You might also like

A New Perspective

Satellites follow an elephant family struggling through drought, reveal previously unknown emperor penguin colonies from the colour of their poo, and discover mysterious ice rings that could put seal pups in danger. Using cameras on the ground, in the air and in space, Earth from Space follows nature's greatest spectacles, weather events and dramatic seasonal changes. This is our home, as we've never seen it before.

1/4Earth from Space • 2019 • Environment

The Weather

James May asks the big questions about the weather, including what is a cloud?

S1E3James May's Things You Need to Know • 2011 • Environment

Rare Earth

Iain looks at the big picture of Earth's place in space. It's taken four and a half billions years and several great catastrophes to turn it from a barren rock to the unique planet we know today.

5/5Earth: The Power of the PlanetEnvironment

The Americas

Professor Iain Stewart uncovers clues hidden within the New York skyline, the anatomy of American alligators and inside Bolivian silver mines, to reconstruct how North and South America were created. We call these two continents the New World, and in a geological sense they are indeed new worlds, torn from the heart of an ancient supercontinent - the Old World of Pangaea.

3/4Rise of the ContinentsEnvironment

Fashion's Dirty Secrets

Stacey Dooley travels the world to uncover the hidden costs of the addiction to fast fashion. She sees for herself how toxic chemicals released by the garment industry pollute waterways that millions of people rely on. She witnesses the former Aral Sea, once one of the largest bodies of fresh water, now reduced almost entirely to dust. These are shocking discoveries likely to make you think twice about whether you really need those new clothes.

Stacy Dooley Investigates • 2018 • Environment

Living Together

The last episode deals with the future of conservation. It begins by looking at previous efforts. The 'Save The Whales' campaign, which started in the 1960s, is seen to have had a limited effect, as whaling continues and fish stocks also decline.

3/3Planet Earth: The FutureEnvironment