‘No more blah, blah, blah!’ Thunberg joins protesters outside climate summit

screengrab cop26 thunberg sot

'No more blah, blah, blah!' Thunberg joins protesters outside climate summit

Outside the COP26 UN climate summit, climate activist Greta Thunberg gathered with crowds of protesters and slammed the world leaders attending the conference for not doing enough to address the climate crisis.

00:57 - Source: CNN

Project Planet 20 videos

screengrab cop26 thunberg sot

'No more blah, blah, blah!' Thunberg joins protesters outside climate summit

00:57

Now playing

- Source: CNN

robot penguin orig

See the tiny robot that's spying on penguins in Antarctica

01:52

Now playing

- Source: CNN

lbb weir tips 4

Bill Weir shares tips to improve your nature photography

03:45

Now playing

- Source: CNN

Sea levle rise Guðfinna measuring

See how experts measure glacier melt in Iceland

04:17

Now playing

- Source: CNN

bitcoin mining washington watt dnt

A quarter of all the electricity in this county is powering Bitcoin mining

03:08

Now playing

- Source: CNN

weir lake powell today low levels pkg 4/6

There is no water. See what Lake Powell looks like today

04:12

Now playing

- Source: CNN

wind energy billboard minnesota 2

The placement of wind turbines has fractured this Midwest community

04:59

Now playing

- Source: CNN

video thumbnail zaha hadid beeah headquarters uae

Futuristic building designed by late Zaha Hadid uses Tesla battery packs

01:17

Now playing

- Source: CNN

A banner at the inaugural Earth Day, New York City, 22nd April 1970. Earth Day is held annually to raise awareness of environmental issues. (Photo by Archive Photos/Getty Images)

See how the climate crisis has impacted Earth

03:56

Now playing

- Source: CNN

Carbon offsets DV explainer 2

The complex world of carbon offsets explained

04:02

Now playing

- Source: CNN

CAMARILLO, CA - MAY 3: A man on a rooftop looks at approaching flames as the Springs fire continues to grow on May 3, 2013 near Camarillo, California. The wildfire has spread to more than 18,000 acres on day two and is 20 percent contained. (Photo by David McNew/Getty Images)

What's the weather forecast for 2050?

04:18

Now playing

- Source: CNN

A visual representation of the digital Cryptocurrency, Bitcoin on December 07, 2017 in London, England.

Bitcoin has an energy problem

03:10

Now playing

- Source: CNNBusiness

FABSCRAP 2

Designers send fabric waste here for a second life

03:37

Now playing

- Source: CNN

reusable takeout containers project planet 03

How to fix our food delivery trash problem

02:31

Now playing

- Source: CNN Business

video streaming still 3

Our video streaming habits impact the planet. Here's how

05:27

Now playing

- Source: CNN

video thumbnail 90s computers

Do the 1990s hold the key to sustainable websites?

03:44

Now playing

- Source: CNN

germany forests climate change lon orig sfc na

Climate change is creeping up on this fairytale land

03:52

Now playing

- Source: CNN

britain puffin mclean pkg 2

Britain's puffins could disappear if goal isn't met

03:39

Now playing

- Source: CNN

rush shipping 2 new

Rush shipping is often free. But the environment could be paying for it

03:46

Now playing

- Source: CNN

One of many large boxes of returned products that fill the warehouse. The returned products in this box will eventually be sorted and categorized.

Here's where your 'free' online returns actually end up

05:08

Now playing

- Source: CNN Business