Skip to main content


A male grizzly bear caught on remote camera in Beaverhead-Deerlodge National Forest in Montana on 18 July 2014. The site is within northwestern lobe of the Yellowstone Greater Ecosystem, the Yellowstone bears’ occupied range. Remote camera traps are one way to verify sightings of grizzly bears exploring new landscapes, outside of the occupied range. Credit: USGS-IGBST

Routes out of isolation for Yellowstone grizzlies

Montana scientists project pathways to wider mating pools in the Northern Rockies, based on characteristic movements of male bears

Read More

New Orleans greenery post-Katrina reflects social demographics more than storm impact

Poetic post-apocalyptic visions of nature reclaiming city neighborhoods obscure public policy breach in disaster recovery, ecologists say

Read More

Wildfires and Climate Change

Climate change and disruptions to global fire activity Max A. Moritz, Marc-André Parisien, Enric Batllori, Meg A. Krawchuk, Jeff Van Dorn, David J. Ganz, and Katharine Hayhoe. Ecosphere 2012 3:6, art49

Read More

Warning: array_map(): Expected parameter 2 to be an array, null given in /home/esaorg/public_html/wp-content/themes/esa-main/inc/functions/nav_pagination.php on line 49