Kivalina

This pioneering documentary film depicts the lives of the indigenous Inuit people of Canada's northern Quebec region. Although the production contains some fictional elements, it vividly shows how its resourceful subjects survive in such a harsh climate, revealing how they construct their igloo homes and find food by hunting and fishing. The film also captures the beautiful, if unforgiving, frozen landscape of the Great White North, far removed from conventional civilization.

The world is on the verge of collapse. Climate crisis, loss of biodiversity, infertile soils, overpopulation... Frédéric Choffat's two children, 13 and 17 years old, confront him.

In 2019 Mississippi spring flooding hits record highs. Residents of Pierre-Part, Louisiana, prepare for the worst, as authorities are expected to open the floodgates of the Morganza Spillway to save the cities of New Orleans and Bâton Rouge from flooding. Faith and resilience are their only defense.

Ulivia explores what is accessible via the Internet in relation to Inuktitut. A complex language with several dialects which varies from one generation to the next. Inuktitut is threatened by dominant languages. Are there solutions so that these technologies are allies and not enemies?

Dr Helen Czerski delves into the Horizon archive to chart the transformation of a little-known theory into one of the greatest scientific undertakings in history.

An examination of the extinction threat faced by frogs, which have hopped on Earth for some 250 million years and are a crucial cog in the ecosystem. Scientists believe they've pinpointed a cause for the loss of many of the amphibians: the chytrid fungus, which flourishes in high altitudes. Unfortunately, they don't know how to combat it. Included: an isolated forest in Panama that has yet to be touched by the fungus, thus enabling frogs to live and thrive as they have for eons.