nitrous oxide

Biochar: looking better all the time

by Bryan Walker August 5, 2010

Interesting biochar research is reported in a news release from the American Society of Agronomy.  An Australian research team has been testing the effects of biochar on nitrous oxide emission and nitrogen leaching from two different soil varieties. Their results are reported (no charge for this month) in the Journal of Environmental Quality. The study [...]

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Nitrous oxide no laughing matter for ozone layer

by Gareth August 28, 2009

Nitrous oxide (N2O, aka laughing gas) apart from being a powerful greenhouse gas, 298 times more effective at trapping heat than CO2, is also the single most important ozone depleting gas being emitted by human activities. A paper published in this week’s ScienceXpress, Nitrous Oxide (N2O): the dominant ozone-depleting substance emitted in the 21st century, [...]

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