Cold waves grip Delhi, pollution level improves to 'moderate' category

Cold waves gripped national capital once again on January 29. Temperature has dipped down in Delhi due to rainfall received on January 28. Current temperature of Delhi is reported as 11 C. Though, pollution level has improved here. Major pollutant PM 2.5, PM 10 was at 167 and 144 respectively both in 'moderate' category at Lodhi Road.