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The Great Cacti: Ethnobotany and Biogeography

David Yetman Great Cacti

Ethnobotany and Biogeography of the fascinating plants

Fireman Fueling a fire truck

Biofuels Usage

Alternatives to fossil fuel

Busy I-10 traffic

I-10 Bypass

Traffic congestion solution?

Solar Energy Photo Voltaic Panel

Solar Energy

Plan seeks to provide a third of energy by 2050

wild fire burning


Who pays?

Desert wild flower

Desert Wildflowers

It's going to be a great year

Saguaro National Park

Saguaro National Park

Celebrating 75th anniversary

barrel cactus


Get ready for xeriscape contest

Saguaro National Park

Might be expanding

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