Tagged: ice core

NIWA Summer Series – Ancient air bubbles tell story - Field Work

Guest Author • Dec 21, 2017 •

• air bubbles,
• Antarctica,
• ice core,
• methane

Tiny air bubbles trapped in ice more than 10,000 years were able to tell scientists a story of what the world used to like and how humans have changed it. Atmospheric scientist Dr Hinrich Schaefer was part of team that in August reported on a significant discovery about the emission of methane, a powerful greenhouse gas, that may … Read More

Antarctic ice reveals that fossil fuel extraction leaks more methane than thought - Guest Work

Guest Author • Aug 24, 2017 •

• Antarctica,
• drilling,
• greenhouse gases,
• ice core,
• methane

By Hinrich Schaefer, National Institute of Water and Atmospheric The fossil fuel industry is a larger contributor to atmospheric methane levels than previously thought, according to our research which shows that natural seepage of this potent greenhouse gas from oil and gas reservoirs is more modest than had been assumed. In our research, published in Nature today, … Read More