As New Delhi suffers through a surge in the most harmful type of smog—a toxic stew that makes India’s capital one of the most polluted in the world—Beijing offers lessons in how another troubled city made progress clearing the air. China, which for more than a decade has been the world’s biggest emitter of carbon dioxide, has made its capital ...

If he doesn’t already, Narendra Modi should start believing in Santa Claus. For the Prime Minister, whose party faces an important poll in Modi’s home state next month, the one-notch rating bump to Baa2 by Moody’s Investors Service is an early Christmas present. More importantly, the rationale for the upgrade cites two of his most destabilizing measures of the past ...

For 30 years China has recycled more cardboard boxes, plastic bottles and old computers than any other nation. By doing so, it’s saved millions of tons of resources and indirectly funded thousands of recycling programs and companies globally. But now it wants to stop. In July, China notified the World Trade Organisation that it will soon prohibit the import of ...