Too many add-ons — or ones that cause conflicts — can make the browser crash or run more slowly.
When combined with the agency's other current and coming rules on "criteria" pollutants, like ones that cause acid rain and smog, the mercury measure would require utilities to invest tens of millions of dollars on technologies to remove the substances.
Segre's research may help scientists find ways to get rid of the unwanted types of fungi that live on our feet, like the ones that cause athlete's foot.
Although there are more than 100 types of HPV, the ones that cause warts - particularly warts on the feet, or plantar warts - are often found in damp, warm environments.
Instead, it "should focus on the big firms because they are the ones that cause all the problems," said Peter Chepucavage, a former SEC staff attorney.
The target measurement approach has the advantage of pinpointing the behaviors that occur and from those, the ones that cause the most upset, avoiding reliance on an instrument which surveys a broad range of problems, most of which may not be problematic to any one caregiver, or an instrument that too narrowly focuses on a limited domain of behaviors.
In the lab, they focused on six of the most common parasites, including the ones that cause extra or missing limbs, to examine how diversity affects the abundance of the most dangerous parasites and the overall fitness and survival of the host species — in this case, the Pacific chorus frog.
HPV is divided into two main types - the high risk ones that cause cancer and the lower risk ones that cause genital warts.
Some microbes, like the ones that cause tuberculosis, malaria and food poisoning, have become dangerously drug resistant.
