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Search Results for electronic pollution

Eight ways to overcome the waste pollution crisis

Humanity generates between 2.1 billion and 2.3 billion tonnes of municipal solid waste a year. When improperly managed, much of that refuse—from food and plastics to electronics and textiles — emits greenhouse gases or poisonous chemicals. This damages ecosystems, inflicts…

High-tech Electronics Made from Autumn Leaves

Northern China’s roadsides are peppered with deciduous phoenix trees, producing an abundance of fallen leaves in autumn. These leaves are generally burned in the colder season, exacerbating the country’s air pollution problem. Investigators in Shandong, China, recently discovered a new…

Solving Problems With Higher Harmonics

The substantial energy efficiency and performance gains of using variable speed drives (VSD s) to control the vast number of electric motors, pumps and fans used in the water industry are well documented. A somewhat lesser-known fact is that VSDs…

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