"In his three previous books-Feathers, The Triumph of Seeds, and Buzz-Thor Hanson has taken his readers on unforgettable journeys into nature, rendered with great storytelling, the soul of a poet, and the insight of a biologist. In this new book, he is doing it again, but exploring one of the most vital scientific and cultural issues of our time: climate change. As a young biologist, Hanson by his own admission watched with some detachment as our...

In this second exercise, you'll find another 15 questions to test your knowledge of biomass production, decomposition, nutrient cycling, and other topics related to the interactions of the biotic and abiotic components of ecosystems.

The Wondrous Workings of Planet Earth is an illustrated tour of the planet that reveals ecosystems large and small, from reefs, deserts, and rain forests to ponds, backyard gardens, and even a drop of water. Through exquisite drawings, maps, and infographics, author Rachel Ignotofsky makes earth science accessible and entertaining, explaining how our planet works, from its diverse ecosystems and their inhabitants, to the levels of ecology, the importance...

Sealed inside a glass enclosure designed as a prototype for a possible off-Earth colony, eight Terranauts in the 1990s Arizona desert test their skills in five biome environments that they must protect from skeptics who would sabotage the mission.

When a field mouse asks Carl the earthworm why he tunnels through the dirt, Carl doesn't have an answer, so he sets off to find out.

A stunning 11-part series that captures rare action, impossible locations, and intimate moments with our planet's best-loved, wildest, and most elusive creatures

Environmental anthropologists organize the realities of interdependent lands, plants, animals, and human beings; advocate for the neediest among them; and provide understandings that preserve what is needed for the survival of a diverse world. Can the things that anthropologists have learned in their studies of small-scale systems have any relevance for developing policies to address global problems? Townsend explores this dilemma in her captivating,...

A close-up view of a variety of insects as they hatch from eggs, search for food and cope with a rain storm. Ants race to gather food as a pheasant gobbles them up while a dung beetle moves his prize up hill and down. Makes use of time-lapse and microphotographic techniques.

Can an entire landscape be changed by one gene in one plant or animal? Thirty years of interdisciplinary research says yes, and this film follows the scientific journey that came to that conclusion. At the heart of the research is the cottonwood tree, which grows along the banks of North American waterways. The lush cottonwoods are central to the health and biodiversity of their ecosystem. They are a "foundation species." Researchers have found that...