Current warming accounts for up to 55 percent of the decrease in lake oxygen levels, the researchers estimate. If this trend ...

Carbon dioxide (CO₂) pollution drives climate change, warming the planet and threatening human survival. Plants naturally ...

Juice bars. Wine bars. Coffee bars. And now ... oxygen bars? Yep, popping up all over the U.S. (as well as in Canada and Japan, where the craze is thought to have begun because of the serious air ...

Environmental stress in evolution can be reframed as a powerful engine of innovation, not simply a barrier to survival.

Water molecules are split (photolysis) to replenish lost electrons, releasing oxygen as a byproduct. The second stage, known as the Calvin cycle, takes place in the chloroplast stroma, the fluid ...