Black Bear with a radio collar - part of the DOW bear study in the Roaring Fork Valley.

Naturalist Nights

Every winter from January thorugh March we invite wildlife experts and ecologists to explore and share topics of the natural world through slideshows and discussion during the Naturalist Nights Series. Besides insightful discussions, hot drinks and cookies wil warm up these winter evenings. The talk series is every Thursday evening at 7:30pm. We hope to see you there!

If you have some topic ideas, please share them with us!

The Aspen Center for Environmental Studies (ACES) is a non-profit environmental education center, now with THREE locations:


ACES at Hallam Lake in Aspen
SPRING HOURS: Mon - Fri: 9am - 5pm
Tel: 970.925.5756
Fax: 970.925.4819
aces@aspennature.org
100 Puppy Smith St.
Aspen, CO 81611

ACES at Rock Bottom Ranch in Basalt
SPRING HOURS: Mon - Fri: 9am - 5pm
Tel: 970.927.6760
Fax: 970.927.6703
rockbottom@aspennature.org
2001 Hooks Spur Road
Basalt, CO 81621

ACES at Toklat in Castle Creek Valley
SPRING HOURS: call for information April 15 - May 31
Tel: 970.925.9157
toklat@aspennature.org
11247 Castle Creek Road
Aspen, CO 81611

Web Design by Blue Tent Marketing