顶楼主。 dW
Y0
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： yHT8I
These new cow fart packs from Argentina could save the world v4kk4}lE
%,g6:Zc@
?*zRM?*
This is not a joke, but it is funny. It's also practical. ZY-W~p1:G
i9[=x(-@
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. |_{-hNiz0
g!(j.xe
In other words, cow fartpacks are here. |tC!`.^\
BaIH7JLZ8
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. f' Dl*d
Ouc=4'$-
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. ;>{B K,
!run3ip`Z
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. =ltT6of@o
r5t C
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. rIR~YMv!
7 [N1Vr(1
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." \74 + cN
/\"=egB9
Just fart-powered farms, then. Excuse me？ _"6{Rb53v=
yxh8sAZ
我觉得还不是太搞，苹果不也想出iFart吧。祝大家周末开心。 /xj^TyWM
JL45!+
"l6 v[yv
.YKqYN?y4
jXB<"bw
HWG5Ghu8,)
