Paul Hormick is a freelance writer and an environmental advocate in San Diego, California
Can bicycle sharing reduce global carbon emissions?
Shared bicycles can be part of a more sustainable world; but, ridership needs to expand beyond those who are already committed to a green lifestyle
America’s urban timber movement
Instead of turning trees in urban areas into mulch or sending them to the sawmill, US cities are harvesting them locally, lessening their carbon …
Ecological drought: where not just humanity but ecosystems suffer
US scientists have defined a new type of drought brought about by climate change, one which increases the vulnerability of ecosystems