KlimaTV – Vedvarende energi

How green is solar energy really?

How green is solar energy really?

9:02 | More and more solar panels are popping up all over the world – and it’s easy to see why: They provide clean energy at falling prices. But there are also some not-so-green sides to this technology.

Why Oil Country is Turning to Wind Power

Why Oil Country is Turning to Wind Power

9:29 | If Texas were a country it would be fifth in the world for wind energy generation. Take a trip through wind country with host Joe Hanson as he looks into why oil country is turning into wind country.

How FIVE BILLION Pounds of Las Vegas Garbage Powers a City

How FIVE BILLION Pounds of Las Vegas Garbage Powers a City

9:14 | Most of the 600 billion pounds of waste that Americans produce every year ends up in landfills. All that trash can have huge impacts on the environment. But modern landfills have found a new use for all that trash — they’re turning it into energy.

Micro Hydropower : Turbulent Turbines

Micro Hydropower : Turbulent Turbines

14:02 | A new micro-hydropower technology is working with the natural flow of water and wildlife rather than against it, to bring much needed constant baseload power to off grid areas in remote areas of developing nations.

One Sun One World One Grid

One Sun One World One Grid

25:54 | India and China will most likely be key to the success or failure of our transition to a sustainable future. They’re now jostling for geopolitical power too.

Biomass. Is it killing our forests?

Biomass. Is it killing our forests?

11:11 | Biomass is held up by governments around the world as a net-zero carbon alternative to fossil fuels. Just like most aspects of climate change mitigation though, the reality is far more complicated than that.

Germany’s struggle with wind power

Germany’s struggle with wind power

28:25 | Germany needs wind power if it is going to meet its climate goals, and successfully transition from nuclear and coal power to renewable energy. But the construction of wind turbines has been stalling.

The new urgency of climate change

The new urgency of climate change

10:45 | The coronavirus brought much of the world to a standstill, dropping carbon emissions by five percent. Al Gore says keeping those rates down is now up to us.

5 Inventions Showing Us the Future of Solar Energy

5 Inventions Showing Us the Future of Solar Energy

10:15 | When you imagine the energy of the future, solar power is probably in the picture – but in recent years, less than 2% of the world’s electricity has come from solar power. Here are 5 new inventions that are likely to change that.

The Narwhal Curve

The Narwhal Curve

3:32 | How quickly do we need to ramp up renewables? Professor Leah Stokes breaks down how the U.S. can meet ambitious clean-energy goals in the fastest way possible — with the help of the humble narwhal.

Vindmøller, solceller, vandkraft, biomasse, geotermisk energi. Energien kommer enten fra Solen eller Jordens indre og den findes i rigelige mængder i de næste 5 milliarder år. Udfordringen er at opsamle og oplagre denne energi.