News tagged with carbon footprint

Free PC widgets save energy

I shaved 0.86 pounds of emissions from my carbon footprint and saved 0.646 kilowatt hours yesterday, and if the little widget on my PC can be believed, more than 22,000 people in 128 countries did roughly the same.

Sep 23, 2009
5 / 5 (3) 2

Family planning a major environmental impact

Some people who are serious about wanting to reduce their "carbon footprint" on the Earth have one choice available to them that may yield a large long-term benefit - have one less child.

Jul 31, 2009
4.5 / 5 (16) 86

Going, going green

Steve and Beth Griffith and their family thought they were well on their way to living an energy-saving green lifestyle.

Jun 22, 2009
3 / 5 (3) 1

Vt. farmers cut cows' emissions by altering diets

(AP) -- Vermont dairy farmers Tim Maikshilo and Kristen Dellert, mindful of shrinking their carbon footprint, have changed their cows' diet to reduce the amount of gas the animals burp - dairy cows' contribution ...

Jun 21, 2009
3.4 / 5 (5) 4

How Solid Is Concrete's Carbon Footprint?

(PhysOrg.com) -- Many scientists currently think at least 5 percent of humanity's carbon footprint comes from the concrete industry, both from energy use and the carbon dioxide (CO2) byproduct from the produc ...

May 18, 2009
2.8 / 5 (4) 0

NYPD Goes Green

(PhysOrg.com) -- New York City has a goal to reduce its overall carbon footprint. For Manhattan, the goal is to reduce greenhouse gases 30% by 2017. As part of this effort, the New York City Police Department ...

May 05, 2009 weblog
3 / 5 (8) 6

ALCF working to get more science per watt

Cooling a supercomputer consumes more electricity than is required to run the machine, even machines as powerful as the IBM Blue Gene/P—called Intrepid—at the U.S. Department of Energy's Argonne National ...

Apr 14, 2009
not rated yet 0

Microbes turn electricity directly to methane

(PhysOrg.com) -- A tiny microbe can take electricity and directly convert carbon dioxide and water to methane, producing a portable energy source with a potentially neutral carbon footprint, according to a ...

Mar 30, 2009
4.3 / 5 (4) 1