Beginning Jan. 18, 2022, the Zoo is open Thursdays, Fridays, Saturdays and Sundays from 8 a.m. to 3 p.m. (last admittance 2:30 p.m.). Select animal buildings remain closed. Entry passes are required for all guests, including infants. All visitors ages 2 and older are required to wear a mask in all indoor spaces at the Zoo, regardless of their vaccination status. Fully vaccinated visitors do not need to wear a mask in outdoor areas.

Share this page:

Landscape and Ecosystem Science

As leaders in landscape and ecosystem science, Conservation Ecology Center scientists understand that conservation requires landscape- and ecosystem-level approaches that integrate the needs of people with sustainable management. They collaborate globally to conserve unique landscapes, including through their work with the Smithsonian's Working Land and Seascapes and ForestGeo initiatives. Explore their ongoing projects below.