Sukinda Valley, Orissa is known for its chromite ore deposits. The open cast mining for chromium is being carried out since 1950. The extraction of chromite has mostly been carried out by open cast and at few places by under ground mining methods.

This research paper presents the monitoring results of heavy metal pollution across seven sampling stations in Vasai region located on the western coast of India.

A former US Environmental Protection Agency (EPA) scientist is suing the agency's officials and researchers at the University of Georgia in Athens, alleging that they manufactured and published false data to support the use of potentially harmful sewage sludges as fertilizers. The sludges have been linked to health problems in humans and cattle

Some 30 years ago, as the United States began to tighten its environmental regulations on residential and industrial wastewater, operators of sewage-treatment plants embraced what seemed an eminently sensible idea. They decided to take the rich organic sludge left over after clean water is extracted and sell it to farmers as fertilizer. The programme might well be as sensible as it seems. It is possible that the millions of tonnes of sludge being spread across the rural landscape contain no significant levels of toxic chemicals, heavy metals or disease-causing organisms.