Scientists planted 150,650 native koa trees on Hawaii’s abandoned pasture, but 20 years later endangered birds were moving into the young forest | World News
For decades, cattle had grazed across large areas of what is now Hakalau Forest National Wildlife Refuge on Hawaii’s Big Island, leaving thousands of acres dominated by pasture grasses instead of native forest. Then, beginning in the 1990s, conservationists began rebuilding the forest one tree at a time. Between 1992 and 1996, American Forests supported…