顶楼主。 Rh2 +=N<X
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： TprTWod2]t
These new cow fart packs from Argentina could save the world N];NAMp
`RT>}_j
68|E9^`l
This is not a joke, but it is funny. It's also practical. 2szPAuN+
H vauyx5T
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. w(Ovr`o?9t
"!P3R1 ;%
In other words, cow fartpacks are here. FkDmP`Od
}Bh8=F3O
Q
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. n8 0?N}
m@j?za 9s
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. " ^[ 'y7i
P:S .~Jq
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. Po;W'7"Po`
7"D", 1h
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. BVQqY$>
8%mu8l
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." :G=fl)!fE
TqQB@-!
Just fart-powered farms, then. Excuse me？ K3&qq[8.e
c]<5zyl"j1
我觉得还不是太搞，苹果不也想出iFart吧。祝大家周末开心。 wu6;.xTLl
DK~x rU'
p>N(Typ0b
j_[tu!~
7+cO_3AB
A2FYBM`Q&D
