Camille Stevens-Rumann holds a grid used to organize seedlings at a reforestation test plot Tuesday, June 11, 2024, in Bellvue, Colo., at the 2020 Cameron Peak Fire burn area. (AP Photo/Brittany Peterson)

A researcher from the Colorado Forest Restoration Institute at Colorado State University touches a test seedling Tuesday, June 11, 2024, in Bellvue, Colo., planted in the 2020 Cameron Peak Fire burn area. (AP Photo/Brittany Peterson)

A burned tree sits on the ground Tuesday, June 11, 2024, in Bellvue, Colo., at the site of the 2020 Cameron Peak Fire. (AP Photo/Brittany Peterson)

Maddie Wilson measures the height of a seedling at a reforestation test site Tuesday, June 11, 2024, in Bellvue, Colo., at the 2020 Cameron Peak fire burn area. (AP Photo/Brittany Peterson)

Marin Chambers, left, takes notes while Maddie Wilson provides observations Tuesday, June 11, 2024, in Bellvue, Colo, at a reforestation test plot at the 2020 Cameron Peak Fire burn area. (AP Photo/Brittany Peterson)

A river flows Tuesday, June 11, 2024, in Bellvue, Colo., among burned trees in the 2020 Cameron Peak burn area. (AP Photo/Brittany Peterson)

Marin Chambers, left, and Camille Stevens-Rumann pose on Tuesday, June 11, 2024, in Bellvue, Colo., at the site of the 2020 Cameron Peak Fire. (AP Photo/Brittany Peterson)