Global guinea worm cases drop to 14 total in 2021
The Carter Center began leading the global eradication effort in 1986, when the crippling and potentially deadly parasitic disease infected 3.5 million people.
Chad
21 African countries are joining together to build a 4,750-mile wall of trees
The initiative, known as the Great Green Wall, aims to reclaim 247 million acres of land by the year 2030 and create hundreds of thousands of jobs, while warding off the spread of the Sahara and combating the climate crisis.