The statement regarding lead pollution is exactly true. If the usage of lead is reduced and stopped(which is not possible though) then everything will fall in its place.
“Eyeglass sales are becoming a very competitive market, with frames and lenses available in a range of prices and quality levels,” Bajwa said. “Today’s glasses aren’t the glasses of 20 years ago, and the price can reflect these technological advances.”- This is exactly a true statement.!
Moretti’s idea, which has been echoed by some urban development activist groups, is to build lots more housing in cities, driving down rents and making cities more livable for everyone. Another idea is to use research universities to revitalize flagging regions by dispersing knowledge workers to less-populated areas.- This is actual a nice idea..!!