顶楼主。 bji5X')~#
开始以为是笑话，上网一查，是真事，阿根廷国家农技所的项目，并预言2070年后大家生活的城&乡没准会以屁甲烷为能源，原文如下： eLF xGZ Z
These new cow fart packs from Argentina could save the world pY.R?\
SzXR],dA
dmA#v:$1
This is not a joke, but it is funny. It's also practical. x
Z p`
t?1 b(oJ
Argentina's National Institute for Agricultural Technology (INTA) has invented a way to convert cow flatulence into usable energy, and it involves putting a plastic backpack on a cow. 1?I_f A}
zu/BDyF
In other words, cow fartpacks are here. a=_+8RyVQ
<tUl(q+ty
The reason this is not a joke is because it is actually happening, but also because cows are responsible for a remarkable amount of global methane emissions, which are a major cause of global warming. It's a real problem. "{9^SPsp
_ \&v A5-
According to the EPA, cow farting (and burping, actually a lot of it is burping) accounts for 5.5 million metric tons of methane per year in the United States — that's 20 percent of total US methane emissions. UA4 = "/
At<D36, ^"
Here's how the fartpacks work: tubes run from the backpack into the cows' rumen (or biggest digestive tract). They extract about 300 liters of methane a day, which is enough to run a car or a fridge for about 24 hours. rF ?g Kk
d)>b/0CZ
Pablo Soranda, INTA press officer, told that the project is more about making a point than it is converting people to a way of life. u~c75Mk_v
!#y_vz9
He doesn't think we're going to live in fart-powered cities before 2070, but he can "imagine a future farm with a couple of these cows used to provide energy to satisfy the farm’s needs." ,F %2'W
L`3;9r O
Just fart-powered farms, then. Excuse me？ c,j[ix
s@ 02 ?+/
我觉得还不是太搞，苹果不也想出iFart吧。祝大家周末开心。 WU$l@:Yo
E4N /or
N I
r"i2
g{6FpuA|0
l"zwH
D?.H|%
