PubTalk 4/2003 — Gaia's Breath

Download Video
Right-click and save to download

Detailed Description

Methane and the Future of Natural Gas

By Keith A. Kvenvolden, Geochemist 

 

  • The Earth--or "Gaia," the Earth Goddess of Ancient Greece-- exhales more than 1 million tons of methane each day
  • Mud volcanoes around the world emit about 5 million tons of methane each year as part of Gaia's breath
  • Energy sources used by society have evolved from wood to coal to oil and natural gas.soon possibly to hydrogen extracted from natural gas?
  • Gas hydrate--"ice that burns"--found under the sea and in permafrost regions, is a potential future source of energy

Details

Image Dimensions: 320 x 240

Date Taken:

Length: 01:10:03

Location Taken: Menlo Park, CA, US

Transcript

Contact wmcesic@usgs.gov for transcript.