Nicole Wallace

Adventure Scientists has mobilized volunteers to collect water samples to measure microplastic pollution, tree samples to help identify illegally harvested timber, and more.

Founded in 2006, the organization has served more than 500,000 people. Its goal is to reach 10 million in the next five years.

The organization is taking its program to Chicago, Cleveland, Philadelphia, and Pontiac, Mich. Another 31 cities are on a waiting list.

Infant mortality has dropped by 50 percent in the past 10 years, and malnutrition is a fraction of the national rate.

The nonprofit Community Plate teams up with local groups to organize story-sharing potluck suppers.

Honorees each receive a $100,000 unrestricted award. “We trust that people know what they need,” says Rebekah Frank, program officer at the foundation that sponsors the awards.

The humanitarian nonprofit started by providing food, toiletries, mattresses to people in shelters, then helped them move into apartments.

CatchLight, based in San Francisco, has been placing photographers in local newsrooms since 2019.

The billionaire philanthropist announced 361 winners — and $640 million in giving.

OceanX is about more than cutting-edge science. It also aims to advance diversity in the marine sciences and educate the public about the sea.