Given that most fishes convert feed to flesh much more efficiently than cows, as well as producing healthier food and
contributing less methane to the atmosphere, an alternative would be to reduce beef production and instead use available land to grow crops for fish feed.
Not exact matches
As one of the group's leaders, Hsu Jen - hsiu, rightly says eating
less or no meat is a way to love our planet because livestock emit large volumes of
methane into the atmosphere, which
contribute more to global warming than the emissions produced by all the vehicles around the world.
Volcanoes
contribute less than 0.2 percent of the total
methane budget on Earth, and even they may simply be venting
methane produced by organisms in the past.
Because the radius of an individual circuit was small (
less than 1 kilometer), they can better identify the location of
methane sources that
contribute to atmospheric anomalies.
There is far
less methane in the atmosphere than C02, but that effect may well have
contributed a couple percent to the observed rise in C02 levels.
Not to mention that CO2 and N2O also covary with
methane, so even if the entire temperature change was based on GHG changes and not orbital changes, CH4 would
contribute less than half... My back of the envelope calculations suggests a forcing change of
less than 0.2 W / m2 from a drop of 245 ppb — even at the upper end of the CS range this would
contribute only about half a degree C to cooling...