Lab Barranca

Many essential workers are not yet eligible for COVID-19 vaccines in Mississippi and other states dropping mask rules.

"Many of us who work with snowy owls would argue that they are one of the three or four species ... at most immediate and direct threat from climate change," said the co-founder of a snowy owl tracking initiative.

Their jobs are a casualty of the promise of a greener economy, and they're not convinced the Biden administration will take care of them.

The agreement's objective is to prevent the global average temperature from warming beyond a point of catastrophe.

"My biggest concern was history repeating itself," he said, referring to his mother's untimely death at 36 years old.

"We need to make significant investments in upgrading our transmission grids," newly confirmed Energy Secretary Jennifer Granholm said in an interview with CBS News.