Press Trust of India: Describing the rapid economic growth of India and China based on coal and other hydrocarbons as “a problem”, US Secretary of State Condoleezza Rice has said Washington has “repeatedly” raised the issue of global warming with the two countries so as to address the challenges. Speaking at the Aspen Institute in Boulder, Colorado she said that “China and India, with their rapid growth with dirty sources of energy, principally coal and other hydrocarbons based …