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Rainforest: Episode 10 - Bracken Fern vs. Meadow Grass

Rainforest: Episode 10 - Bracken Fern vs. Meadow Grass

Bracken fern is a serious problem, as once it has grown, it is very hard to combat. The common practice of burning is counterproductive, as the heat from the fire actually stimulates growth underground.

Rainforest: Episode 9 - A Symbiotic Biocoenosis

Rainforest: Episode 9 - A Symbiotic Biocoenosis

One can't survive without the other: Many orchids are only able to exist in symbiosis with mycorrhizal fungi. To study this, biologists Dario Cruz and Paulo Herrera are collecting samples on the mountain rainforest margins.

Rainforest: Episode 8 - Oribatid Mites, the Nutrient Suppliers

Rainforest: Episode 8 - Oribatid Mites, the Nutrient Suppliers

Soil-dwelling microbes are indispensable for life in the mountain forest, but the variety and number of microbes in the mountain rainforest soil drops with increasing altitude.

Rainforest: Episode 7 - A Free Meal

Rainforest: Episode 7 - A Free Meal

The beauty and diversity of the flora in the mountain rainforest is primarily maintained by bats, birds and insects, making them perfect subjects for the researchers to study....

Rainforest: Episode 6 - Taking Stock at a Lofty Height

Rainforest: Episode 6 - Taking Stock at a Lofty Height

Diversity in the treetops. Epiphytes are plants that grow on trees, a subject that Dr. Werner specialises in. On his expedition he makes some amazing discoveries....

Rainforest: Episode 5 - Waterways

Rainforest: Episode 5 - Waterways

A measuring station in a small tributary valley of the Río San Francisco, where data is collected and evaluated. How much rainwater makes it from the forest canopy to the ground?

Rainforest: Episode 4 - At Over 3,200 Metres

Rainforest: Episode 4 - At Over 3,200 Metres

Waterproofs are essential here: The Cerro del Consuelo, at an altitude of 3,200 metres above seal level, is home to the highest weather radar installation in the world.

Rainforest: Episode 3 - Pristine Forest and Pasture

Rainforest: Episode 3 - Pristine Forest and Pasture

A spade, rubber boots and provisions: Two teams of researchers set off to perform a concurrent ecological survey of the pasture cleared by slash-and-burn and of pristine mountain rainforest.

Rainforest: Episode 2 - In the Heart of the Research Domain

Rainforest: Episode 2 - In the Heart of the Research Domain

The road to the Estación Científica San Francisco is long and steep. The bus has to cross the El Tiro pass, climbing to an altitude of 2,800 metres, before descending 1,000 metres into the valley as it winds its way into the Amazon.