In the next segment of this Il était une fois... episode on ecosystems, the Maestro teaches us how to build a butterfly garden. You can build one anywhere—even on your apartment balcony!

Could you imagine being told that you're adopted and then being kidnapped immediately after? That's what happens to the little critter in the first part of this "Zooriginaux" episode. It definitely sounds like the grounds for an identity crisis!

Some people believe that plants contain pollution-reducing properties. However, a study by a group of researchers in Lille debunked that theory.

The Maestro surpervises the building of a pond for the butterfly garden. Everything goes according to plan, despite the work of a few practical jokesters.

France's Aube department has the highest concentration of wind energy in the country, which makes it the perfect place to experiment with new wind technologies and create a model for all of Europe.

These young people want to do their part for the planet. Under the Maestro's supervision, they prepare a butterfly garden after learning that butterflies are an endangered species.

The French town of Morlaix is educating its citizens on the dangerous effects of global warming and what they can do to stop it. Their first defense against climate change: an electric bike!

The Maestro tells his students about the famous "Biosphere" project in Arizona, the largest enclosed ecological system in the world.

Skiing in the French Alps is a great winter activity, but if you decide to take a trip, it's good to know what to do in case of an avalanche. You can never be too prepared!

In the first episode of this new cartoon series, Once Upon a Time... Planet Earth, deforestation issues are addressed from outer space... Just grow a few trees in a spaceship and plant them on land later!

This nurseryman from Cinq-Mars-la-Pile urges Christmas tree buyers to do the right thing: buy a root balled tree so that it can be replanted the following year!