In 1967, Guy Savy and a partner bought a degraded Seychelles island; after restoring nesting habitat, its sooty tern colony rose from under 20,000 pairs to about 700,000

Guy Savy and a partner bought a degraded Seychelles island A tiny coral island on the northern edge of the Seychelles Bank was once close to ecological collapse. Years of commercial farming, habitat destruction and wildlife exploitation had badly damaged its natural environment. Today, after more than five decades of careful conservation, Bird Island is […]

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In 2009, Minnesota treated Pickerel Lake with fish poison to remove common carp; afterward water clarity rose nearly 600% and plant cover climbed from 4.6% to 90%

For decades, Pickerel Lake in Minnesota struggled with poor water quality, heavy algal growth and extremely low aquatic plant cover. The shallow lake had become dominated by common carp, a bottom-feeding fish that can disturb lake sediments and alter the movement of nutrients through an aquatic ecosystem.But after the invasive fish were removed in 2009, […]

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