esa.org
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ESA.org is the official site of the Ecological Society of America, a nonprofit scientific society advancing ecology through research, education, and policy. It features news, educational resources, access to ESA journals and publications, student and educator guides, career resources, conferences, and policy information.
More resources on Ecology & Environment
The IUCN Red List of Threatened Species
The IUCN's global database of species extinction risk, compiled from expert assessments. Species pages give taxonomy, range, population trends, threats and conservation actions, with search and data downloads. Users can look up a species' threat category and understand the evidence behind it.
Introduction to Ecology
Learn ecology basics: populations, communities, ecosystems, and the environment. Free course by Khan Academy Team!
The Ecologist
From the creator of the Knepp Wildland Podcast, join me, Penny Green, on some wildlife adventures where I will be celebrating positive nature conservation news...one story, one friendship, one wild place at a time.
Ecology: Concepts and Applications
A standard one-semester undergraduate ecology textbook, moving from individual adaptations through populations, communities and ecosystems to global patterns. Emphasises empirical case studies over theory, so readers finish able to read primary ecological literature and interpret field data.
nature.org
Nature.org is The Nature Conservancy’s official site, presenting science-backed conservation projects, research, and practical guidance for protecting lands and waters worldwide. Browse information on endangered species, climate solutions, and ways to donate or get involved.
Silent Spring
Carson's 1962 account of how synthetic pesticides, especially DDT, accumulate through food chains and damage bird and insect populations. Readers come away understanding the ecological reasoning and public argument that launched modern environmental regulation.