Cowsproducemuchmethane(甲烷),theworld'ssecondworstgreenhousegas,astheybreakdownthegrass.Theyarealargesourceofthegreenhousegasesthataredrivingclimatechange.Nowscientistshaveshownthepollutionfromcowscanbereducedbyaddingalittleseaweed(海藻)totheirfood.Recently,theresearchersfromtheUniversityofCaliforniastudied21cowsonafarm...
Over the five months, the scientists didn’t see any signs that the cows’ stomachs were getting used to the seaweed and starting to produce more methane again. What’s more, the cows that were led seaweed gained just as much weight as the other cows.(结果出乎意料地好。在某些情况下,...
According to scientists, the methane cows belch out while turning feed into food is a far more powerful greenhouse gas than even the carbon dioxide produced by burning fossil fuels. Researchers at an experimental farm run by Scotland's Rural College believe that they have found a way to satisfy...
–Researchers at Utah State University are looking at ways to improve the air quality by focusing on methane gas that cows release into the air. We’ve all had to pass gas and so do cows but for them, it’s on a pretty regular basis. The USU researchers believe the right diet can cu...
Here are 28 Interesting Cow facts. 1-5 Cow Facts 1. Cows' farts +burps are more damaging towards the environment since Methane gas is 20x more powerful than CO2. Each cow releases 200-400lbs per yr methane through flatulence. French company Valorex SAS i
1. B, 细节理解题,根据第一段内容, One cow can release up to500 liters of methane(甲烷) each day. Cows produce more harmful gas than any other livestock (家畜).可知,对环境产生较大危害的是其他家畜,即B符合题意,故选B。2. C,细节理解题,根据第四段内容可知,He tested more than 40 kinds...
根据“This forms methane, an invisible gas. Nearly all animals r...this gas, often by burping”可知动物通过打嗝释放气体,release“释放”,是动词, 主语是复数,动词用原形,故填(r)elease。 (6)题详解: 句意:由于甲烷比二氧化碳拥有更多的热量,难怪人们指责奶牛!“Due to the fact that methane hold...
Methane (CH₄) is a powerful greenhouse gas produced during the digestion process of ruminants. As cows digest feed in the rumen, they produce methane, which is released into the atmosphere through belching. Although methane has a shorter lifespan than CO₂, it has a much stronger warming...
The reference method used for research purposes is the respiration chamber, in which an individual cow is confined for several days and methane emissions are calculated from gas flow and changes in gas composition between ventilation inlet and outlet ports (Grainger et al., 2007; Yan et al., ...
Cows produce much methane (甲烷) the world’s second worst greenhouse gas, as they break down the grass. They are a large source of the greenhouse gases that are driving climate change. Now scientists have shown the pollution from cows can be reduced by adding a little seaweed (海藻) to ...