Sentence examples for polluted form from inspiring English sources

In sum, food can be biologically active in its 'natural' state, in its manufactured or engineered state and in its unintentionally polluted form.

Wastewater is the polluted form of water generated from rainwater runoff and human activities.

In some of the samples, the researchers observed something unexpected: in the absence of oxygen, a polluting form of nitrogen called ammonium was transformed into harmless nitrogen gas.

While the Prime Minister was posturing in Paris for the climate talks, his Energy Secretary ploughed yet more subsidies (to the scale of £175 million) into fossil fuels in the highly polluting form of diesel generation.

Coal is considered to be "easily the most carbon-intensive and polluting form of energy generation available".

Forests are now growing back in many temperate countries and the worst phase of habitat destruction may be over as efficiency demands shape better technologies and less polluting forms of energy.

"Germany says its on track to end coal subsidies by 2018 but the German government is also introducing new mechanisms that provide payment to power companies for their ability to provide a constant supply of electricity, even if they are polluting forms, such as diesel and coal," she said.

He also chucked into the mix his "clean energy standard", a scheme to promote less polluting forms of electricity generation, even though it has nothing to do with oil imports (energy generation relies on coal, gas, nuclear or renewables, but not on oil, which is used almost exclusively for transport, heating and industry).None of this is new.

The costs of converting from fossil fuels to less polluting forms of energy are real and short-term, but the benefits have been more distant and harder to see.

The catwalks and the formerly polluted canals form pathways through the park.

"It worries me because it pollutes the form," he said.