The AlpinSolar power plant of Swiss Axpo energy company on the dam of Lake Muttsee, near Linthal, Switzerland.

The AlpinSolar power plant of Swiss Axpo energy company on the dam of Lake Muttsee, near Linthal, Switzerland.

Now playing Next

Solar dam powers Switzerland’s green energy transition

Latest news bulletin | March 30th – Morning

Now playing Next

Latest news bulletin | March 30th – Morning

"Måne Mor" is in a hidden location somewhere in the world

Now playing Next

Trolls: Can you find all 100 of these recycled wooden sculptures?

FILE - Train in Luxembourg City

Now playing Next

Richest country in Europe marks third year of free public transport

Videos claim Leopard 2 tanks are stuck in Ukrainian mud

Now playing Next

Are Leopard 2 tanks getting stuck in the mud in Ukraine?

Audrey Elizabeth Hale points an assault-style weapon inside The Covenant School in Nashville, Tenn., Monday, March 27, 2023.

Now playing Next

Three children and three adults killed in school shooting in Tennessee

People march during a demonstration Tuesday, March 28, 2023 in Paris. Protests are taking place in France on Tuesday.

Now playing Next

Eiffel Tower forced to close as fresh strikes get under way in France

In this screen grab from surveillance video from the Metropolitan Nashville Police Department, Audrey Hale, points an assault-style weapon inside The Covenant School.

Now playing Next

Watch: Nashville polices release video of armed suspect in school

German President Frank-Walter Steinmeier and his wife Elke Buedenbender, right, welcome Britain's King Charles III and Camilla in front of the Brandenburg Gate, Berlin, 29 Mar

Now playing Next

King Charles attends banquet with German president Steinmeier

Fishermen fishing with nets, one of the most harmful methods used by the industry.

Now playing Next

French fishermen block ports amid "survival threat"

A Russian serviceman guards in an area of the Zaporizhzhia Nuclear Power Station in territory under Russian military control, southeastern Ukraine, on May 1, 2022.

Now playing Next

UN calls for demilitarised Zaporizhzhia nuclear power plant

Ambassadors of Gay Games 11 Hong Kong 2023 team pose for media after a news conference

Now playing Next

Hong Kong se to make history by hosting first-ever Gay Games in Asia

A video alleges Ukrainian soldiers insulted and harassed a Russian-speaking woman and her baby

Now playing Next

Pro-Kremlin groups staged video of Ukrainian soldiers harassing family

Updated: 07/02/2023 - 16:06

Switzerland's solar dam: Why are mountains and snow the perfect mix for solar energy?

The dam's almost 5,000 solar panels enough energy each year to supply around 700 houses.

Read full article

More from Eco-Innovation

Scientists at Eramet separating lithium and nickel for recycling

Now playing Next

What can making salad dressing teach us about recycling batteries?

The WasteShark stalks its plastic prey in Canary Wharf, London.

Now playing Next

Robo-shark: Plastic waste has a new enemy

A broken solar panel waiting to be recycled

Now playing Next

Solar panels: Scientists make recycling breakthrough

Hack the Planet have modified camera traps to provide real time information to rangers

Now playing Next

This Dutch invention is helping to catch wildlife poachers red-handed

Latest video

Pope Francis gets help from his security people.

Now playing Next

Pope Francis to stay in hospital for a few days due to infection

Activists demonstrate in favor of rights for gay couples prior in Rome, Saturday, Jan. 23, 2016

Now playing Next

Italian rainbow family controversy turning into full-blown EU dispute

The Ukraine government has accused the Kyiv-Pechersk Lavra in Kyiv of maintaining links to Russia.

Now playing Next

Prayers at Kyiv monastery as eviction deadline expires

Protesters in Prague against the proposed retirement age rise to 68, March 29th 2023

Now playing Next

Thousands of Czechs protest against proposed retirement age rise to 68

A worker at a textile manufacturing plant, as seen during a government organised trip for foreign journalists, in China's Xinjiang Uyghur Autonomous Region, April 2021.

Now playing Next

These artists and activists want the EU to speed forced labour ban

FILE: President Kim Jong-un, inspects missile, North Korea

Now playing Next

Russia and China mostly responsible for nuclear weapons increase

In this photo provided by the IAEA Press Office, UN atomic energy chief Rafael Mariano Grossi stands on a road next to a UN vehicle on his way to the Zaporizhzhia Plant.

Now playing Next

Deal to protect nuclear plant in Ukraine is 'close', says IAEA chief

Meatball from extinct mammoth unveiled by Australian food tech firm Vow.

Now playing Next

Tonight's Special: Meatball from extinct mammoth

Directorate-General for Mobility and Transport, Henrik Hololei, at the European Commission in Brussels.

Now playing Next

Top EU transport official resigns after accepting free Qatar flights

Mark Hamill

Now playing Next

How Mark Hamill's voice is aiding Ukrainians during Russian air raids

Italy's government has approved a bill banning the production and use of lab-grown food and feed.

Now playing Next

Italy moves to ban lab-grown meat in bid to protect food heritage

Graffiti reading "Go Home" is sprayed on a map of bicycle paths at the entrance to Amsterdam's Vondelpark, a popular spot for tourists to ride their rental bicycles.

Now playing Next

Watch Amsterdam’s dramatic new videos urging tourists to ‘stay away’

From left, the German flag, the Union Jack flag and the EU flag at Brandenburg Gate, Berlin. March 2023

Now playing Next

King Charles arrives in Berlin for first State visit

A police officer walks at the entrance of an Ismaili Muslim center in Lisbon, Portugal

Now playing Next

Stabbing that killed two women in Portugal was ‘isolated act’

Girls write messages on crosses at an entry to Covenant School, Tuesday, March 28, 2023, in Nashville, Tennessee, after Monday's school shooting

Now playing Next

Bodycam footage shows moment police track down Audrey Hale

The same type of gun has been used in many of the recent mass shootings

Now playing Next

Nashville: Has the same gun type been used by mass shooters in the US?