Contrary to popular belief, Daylight Saving Time was not motivated by farmers. Its actual goal was to save energy—but does it? A Stanford scientist explores the evidence.
SAGE: Sound Advice for a Green Earth
In this month’s Sound Advice for a Green Earth column, a Stanford science student recommends do-it-yourself ways to save on energy bills and seal drafty homes and apartments.
Electric cars require heavy duty batteries that will need to be replaced in a car’s lifespan, but with battery recycling programs, electric vehicles are still a greener choice than gas-fueled ones.
High-speed rail is one of President Obama’s priorities, but Northern California debates continue. According to Stanford earth science students, high-speed trains are only eco-friendly if full.
Green is the new black. Stanford earth science students recommend places to buy eco-friendly clothing — from green jeans to dresses to outerwear. The clothes come from sustainable fabric without harmful dyes.
Corn ethanol has environmental, economic and social impacts that reach far beyond the gas tank. And by almost any analysis, those impacts make it a poor choice for fuel in the United States.
LED light bulbs are more efficient than compact fluorescent (CFL) bulbs, and cost less in the long run. New package labeling will soon make buying light bulbs easier.