“Nothing is more important to human beings than an ecologically functioning, life sustaining biosphere on the earth. It is the only habitable… — Joseph Guth Copy Share Image
Earth's biosphere gave birth to humans and our thoughts, which are now reshaping its planetary cycles. A planet with brains? Fancy that. — David Grinspoon Copy Share Image
If we want to know how the Earth's biosphere is going to respond to the things that humans are doing to the… — Kenneth Lacovara Copy Share Image
Every day, the temperature of Sol's surface increases by five billionths of a degree, a change of no consequence for thousands of… — Seth Shostak Copy Share Image
