Top 10 Most Polarizing Rewilding Projects

The Southern Carpathians now host over 200 bison in Europe's largest rewilding area, yet local shepherds clash with conservationists over grazing competition and potential disease transmission to domestic cattle.

Rewilding Argentina released captive-bred jaguars into the Iberá marshlands in 2021, marking the first jaguar reintroduction in the Americas and stirring debate over coexistence with cattle operations.

A former intensive farmland in Sussex was given over to free-roaming cattle, pigs, and ponies, producing astonishing biodiversity recovery including turtle doves and purple emperor butterflies, but neighbouring farmers resent the spread of weeds.

Sergey Zimov's experimental reserve introduces bison, horses, and musk oxen to compact permafrost and recreate a grassland ecosystem, with the ultimate goal of resurrecting woolly mammoth traits via gene editing.

Plans to return Eurasian lynx to the Scottish Highlands have divided opinion sharply between ecologists who cite deer overpopulation and sheep farmers who fear livestock predation and economic ruin.

This controversial "new wilderness" left Heck cattle and Konik horses to fend for themselves on reclaimed land, resulting in mass starvation that provoked public fury, death threats to managers, and a national ethics inquiry.

Aussie Ark released devils into fenced sanctuaries in New South Wales in 2020, hoping they will control feral cats and foxes, though ecologists debate unintended impacts on existing predator-prey dynamics.

Beavers have been officially returned to British waterways after 400 years of absence, reducing downstream flooding through natural dam-building, but their tree-felling and land-flooding infuriate some landowners and salmon fishers.

Zinave National Park received its first white rhinos in decades as part of the Peace Parks Foundation's ambitious restocking, though Mozambique's history of poaching and political instability make long-term security an open question.

The Southern Carpathians now host over 200 bison in Europe's largest rewilding area, yet local shepherds clash with conservationists over grazing competition and potential disease transmission to domestic cattle.

Rewilding Argentina released captive-bred jaguars into the Iberá marshlands in 2021, marking the first jaguar reintroduction in the Americas and stirring debate over coexistence with cattle operations.

A former intensive farmland in Sussex was given over to free-roaming cattle, pigs, and ponies, producing astonishing biodiversity recovery including turtle doves and purple emperor butterflies, but neighbouring farmers resent the spread of weeds.

Sergey Zimov's experimental reserve introduces bison, horses, and musk oxen to compact permafrost and recreate a grassland ecosystem, with the ultimate goal of resurrecting woolly mammoth traits via gene editing.

Plans to return Eurasian lynx to the Scottish Highlands have divided opinion sharply between ecologists who cite deer overpopulation and sheep farmers who fear livestock predation and economic ruin.

This controversial "new wilderness" left Heck cattle and Konik horses to fend for themselves on reclaimed land, resulting in mass starvation that provoked public fury, death threats to managers, and a national ethics inquiry.

Aussie Ark released devils into fenced sanctuaries in New South Wales in 2020, hoping they will control feral cats and foxes, though ecologists debate unintended impacts on existing predator-prey dynamics.

Beavers have been officially returned to British waterways after 400 years of absence, reducing downstream flooding through natural dam-building, but their tree-felling and land-flooding infuriate some landowners and salmon fishers.

Zinave National Park received its first white rhinos in decades as part of the Peace Parks Foundation's ambitious restocking, though Mozambique's history of poaching and political instability make long-term security an open question.