Problem: Tall buildings risky in high seismic zones; Status: Hill stations are getting concretised and growing vertically; Challenge: Use local construction material; regulate traffic
Problem: Terrain forbids sprawl as in cities in the plains; Status: Alarming population density people per sq km ; Challenge: Policy question is: decongest, but how?
function loop() { var popurl="image/20040630/32-illus.jpg" winpops=window.open(popurl,"","width=430,height=375,scrollbars=yes") } In nature, nitrogen remains constant. The Earth's
Both nitrogen and phosphorous are essential to life. Lynchpins both to global food production, circulating through synthesis or export and then through croplands and food into