Beware of Holi colours

Tornado survivors got down to the grim business of cleaning up what little was left of their communities after storms smashed through the American plains and south, killing at least 22 people in three states.

The Environmental Protection Agency proposed a major tightening Thursday of the health standard for airborne lead, saying that current allowable concentrations do not adequately protect public health, especially children. The lead health standard has not been changed since the initial requirement was enacted 30 years ago. Since then, lead pollution has dropped substantially, largely because it was banned for use in gasoline. Lead emissions still are an air quality problem, largely from industrial sources, the agency said.

Thousands of tons of used computers and obsolete electronic equipment, which contain large amounts of hazardous waste, are being brought into Pakistan with complete disregard to the grave risks they pose to human and environmental health, Dawn has learnt. Tens of thousands of used computers and related equipment, which are difficult and expensive to dispose of in developed countries because of their hazardous nature, are annually imported under the pretext of

Of late, Chinese products have come under severe criticism worldwide. The us toy company Mattel Inc recently recalled 19 million Chinese-made toys, because the toys contained lead paint. The

The Chinese government recently punished 20 officials in the country's north-western province of Gansu after many cases of lead poisoning were reported from the area. Between March and August