Businessman Paul Lister transformed Scotland's 23,000-acre Alladale estate into a wilderness reserve, planting one million native trees and reintroducing red squirrels since buying it in 2003. Funded through eco-tourism, the project also supports Scottish wildcat breeding and peatland restoration. Lister's proposal to reintroduce wolves and bears sparked local opposition, though conservation efforts continue, with managers describing it as a multi-generational legacy project.

An English businessman who bought a traditional 23,000-acre Scottish hunting estate in 2003 has spent more than two decades changing its heavily grazed landscape, planting one…

Businessman Paul Lister transformed Scotland's 23,000-acre Alladale estate into a wilderness reserve, planting one million native trees and reintroducing red squirrels since…