Methane begats more methane. Carbon dioxide, CO2, is overall the most important greenhouse gas, with its large increase since the Industrial Revolution tied to human activity from industry, ...

Barjons Books is presenting Mana Lesman's "ART BEGATS ART." Photo courtesy ArtWalk Billings Barjons Books , 223 N. 29th St., welcomes " ART BEGETS ART ," an exhibit of Paintings by Mana Lesman .