Zelené priehrady
Zelené priehrady (1950) : A document on the importance of forests to the national economy. It represents forests not only as a rich storehouse of wood, but also as an important factor for continuous water supply, as they regulate the water cycle and prevent both droughts and floods.
Seaspiracy
L'Éveil de la Permaculture
The Beaver Believers
Cortney
Greenpeace the story
The High Cost of Cheap Gas
