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An international index to the literature of social, cultural, physical, biological and linguistic anthropology, ethnology, archaeology, folklore, material culture, and related interdisciplinary studies.
Index of literature on environmental studies and ecology, with a focus on human impact on the environment. Peer-reviewed, government, and consumer publications on sustainability, green energy, climate change, recycling, and other topics.
"The primary World Bank collection of development indicators, compiled from officially-recognized international sources. It presents the most current and accurate global development data available, and includes national, regional and global estimates."