By Jessica Kowalik, George Washington University From deep-sea hydrothermal vents to our own gastrointestinal biomes, bacteria that convert hydrogen to energy are a crucial and fascinating component of microbial ecosystems. Their hydrogen consumption may hold the key to explaining why certain animals are able to flourish several kilometers beneath the sea and how human pathogens [...]
A jet plane streaks across a caerulean backdrop, expelling a stream of smoke as it goes. An SUV cruises along the road, leaving a quickly dissipating trail of carbon dioxide in its wake. A coal factory darkens the sky view, interrupting the blue patches with plumes of smog. These are the typical images which come [...]