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Earth Science: Research Sources
Subject-related sources, websites, and information.
Covers biology, chemistry, earth and space science, environmental science, health and medicine, history of science, life science, physics, science and society, science as inquiry, scientists, technology, and wildlife.
Covers human impact on the environment. Includes titles with content on environmental effects of individuals, corporations, and local/national governments, and how to minimize negative impact. Topics include global warming, green building, pollution, renewable energy, recycling, and more.
Contains practice tests for: credit by examination; core math, science, and english skills; civil service; ESL (Spanish) skills improvement courses; graduate school entrance; military; teacher certification; and US citizenship. Students must create a free account to take the practice tests.
Online practice tests including entrance exams, certification, and licensing tests. Also provides information on colleges and universities, scholarships, and resumes. List of tests and courses is available here.