Landfills are not designed to break down waste, only to store it, according to the NSWMA. But garbage in a landfill does decompose, albeit slowly and in a sealed, oxygen-free environment. Because of the lack of oxygen, bacteria in the waste produce methane gas, which is highly flammable ...
What happens to trash in landfills?A Place For Garbage:A landfill is a carefully engineered site where garbage is taken after being collected. It is not the same as a dump, because it is designed to isolate the garbage from the environment. There are liners that cover the bottom of the ...
The Norman Landfill Environmental Research Site: What Happens to the Waste in Landfills?Scott ChristensonIsabelle Cozzarelli
阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。Have you ever wondered what happens to unso
of the landfills studied were leaking . " No liner can keep all liquids out of the ground for all time . Eventually liners will either degrade , tear , or crack." reports the Environmental Protection Agency .When that happens , toxic ...
B. Choose the best answer and complete the passage(选择最恰当的选项完成短文)(12分)What happens when a newspaper is recycled? It is cut up, mixed with water and chemicals and boiled before it is pressed into new paper. The 65 D has many steps and uses a lot of energy. So is there ...
What Happens to Trash in Landfills? In most areas, nonrecyclable garbage is sent to the landfill. Inmodern landfills, trash is strategically layered with complex liner and drainage systems, allowing it to decompose naturally with the smallest environmental impact possible. Once a landfill is full,...
What happens after a stream's discharge increases? What happens when planetesimals grow larger? What happens in the water cycle? What causes transform boundaries? How do you do precipitation reaction problems? What happens to landfills? How does land degradation occur?
根据第三段Unwantedelectronicequipment(设备),ore-waste,isespeciallydangeroustothrowawaybecauseithastoxic(有毒的)materials.Sincee-wasteismostlymadeupofplasticandmetals,ittakesalongtimeforittobreakdown.Asaresult,itstaysburiedinlandfillsforcenturiesandendsupcausingairandwaterpollution.(不需要的电子设备或电子垃圾扔掉...
according to research published inNature. However, most electronic waste still ends up in landfills or gets incinerated, wasting useful resources and releasing toxic chemicals and other pollutants — such as lead, mercury, and cadmium — into the soil, groundwater, and atmosphere to thedetriment ...