Dust from the Sahara – wedded to high levels of air pollution that reached a maximum “level 10” – made London’s smog-like conditions even more visible on Thursday.<br /><br /> The famous landmarks and the city’s people choked for a second day.<br /><br /> In February the European Commission took legal action against the UK for failing to reduce nitrogen dioxide levels.<br /><br /> Other parts of Europe have been suffering too. Northern Germany was also affected with a thick layer of smog visible across the city of Hamburg.<br /><br /> Winds from the Atlantic are expected to blow in cleaner air by the weekend.<br /><br /> Meanwhile the UN Secretary General was in Brussels,urging the EU to work harder to cut greenhouse gas emissions.<br /><br /> “I think you can move this climate change process much faster,” Ban Ki-moon said. “My aim, my priority, is to put all of these locomotives on the right track and let them move so that we will be able to have a very effective and globally legally binding treaty on climate change by 2015, next year.”<br /><br /> Ban Ki-moon’s goal is to reduce greenhouse gas emissions enough to limit a global temperature rise to two degrees Celsius.
