Sentence examples for leachate from inspiring English sources

Environmental groups such as Greenpeace argue that landfill gas systems capture a lower proportion of methane emissions than waste firms claim, and that the liners that keep leachate in landfills are bound to spring leaks sooner or later.

The idea is to seal off the landfill from the surrounding marshes and river, preventing any contaminated water—"leachate" in the industry jargon from leaking out.

So Waste Management, America's biggest waste firm, has been experimenting with a type of landfill called a "bioreactor", designed to ensure and accelerate the decay of biodegradable waste by injecting a mixture of air, water and recycled leachate.

True, leachate can lead to many lesser health problems and environmental effects that the EPA did not assess.

The firm's liability lasts as long as the landfill continues to generate leachate or gas.

Landfills without the benefit of a naturally impermeable layer use plastic liners and imported clay.A system of ditches and drains collects all the leachate, which is pumped through a treatment plant similar to a sewage works.

The area and depth of a new landfill are carefully staked out, and the base is prepared for construction of any required liner and leachate-collection system.

New landfill sites should also be provided with groundwater-monitoring wells and leachate-collection and treatment systems.

Leachates from fertilizers, herbicides, and pesticides are found in some freshwater bodies; toxic and inorganic or organic chemicals are present; radioactive elements have been detected; and some surface-water bodies have had their salinities increased dramatically, rendering them useless for human consumption.

As a general rule, solvent extraction is preferred over ion-exchange methods for acidic leachates containing more than one gram of uranium per litre.

These tend to involve the use of powerful chemicals known as leachates that are used by industrial operations to extract metals from rock.