Warm weather brings Spring bloom to London's parks

In London's parks, people take advantage of the unseasonably warm weather. The sun is already shining, trees are in bloom and temperatures are reminiscent of Summer. In Paris however, the sunshine is accompanied by a fast rise in pollution levels as exhaust fumes are trapped around the city. Motorists are being asked to slow down, and joggers, babies and the elderly to stay indoors. Duration: 01:06