Africa’s elephants have been in dramatic decline for 50 years. What can be done to save them – new study

By George Wittemyer, Associate professor of Fish, Wildlife and Conservation Biology, Colorado State University

Surveying elephants is hard, risky work. Dedicated biologists have been doing this challenging task across Africa for decades.

Systematic surveying started in the late 1960s but has been sporadic, as access to remote areas takes logistical planning, funding and well-trained teams. Surveys can easily be derailed by civil unrest or lack of available survey teams. Consequently, the information on the numbers of elephants across Africa is spotty. Even for a single population, survey effort and coverage can change over the…

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