Air pollution has reached dangerous levels in the capital Delhi and its surrounding areas. On the other hand, air pollution in two Pakistani cities Lahore and Multan has crossed 2000 AQI (Air Quality Index). In view of this, the Pakistan government has imposed a complete lockdown in both these cities. In a satellite image released recently by NASA, a large part of India-Pakistan is seen covered with a blanket of smog. Every year in winter, air pollution crosses dangerous levels in the Indo-Gangetic plains. After Diwali, the process of burning stubble starts in North and Central India. Due to this, the speed of increasing pollution also starts increasing. Dust from Pakistan-Afghanistan is increasing Delhi’s pollution
According to the report of scientists of National Physical Laboratory, 72% of Delhi’s air comes from the northwest in winter. With these winds, dust from Rajasthan, Pakistan and Afghanistan reaches the Delhi-NCR area. On the other hand, due to thermal inversion, pollution does not spread in the upper layer of the atmosphere. It increases rapidly in the areas around Delhi. For the last 20 years, a 3 km thick layer of smog has been found continuously in the winter season from Peshawar to Dhaka. This layer becomes even denser in the winter season. The Himalayas prevent it from clearing. The area of Delhi is land locked, that is, it is surrounded by land only, no sea. In such a situation, air pollution crosses critical levels here. Thermal inversion is a major cause of air pollution in Delhi. Initiatives taken by the Indian and Delhi governments to stop air pollution. America and Britain controlled air pollution by promoting public transport. Read these news related to pollution too
Todays explainer: Delhis air is as poisonous as smoking 38 cigarettes a day, all schools closed; Everything you need to know about pollution, about 9 years ago. On 25 January 2016, Air Force-One landed in Delhi, cutting through the dense smog. Americas President Barack Obama was aboard it. He stayed here for 3 days. Went to Rashtrapati Bhawan, participated in Republic Day parade and also saw Taj Mahal in the fog. During this, it made headlines in international media. Read full news… Haryana: Situation worsens due to pollution, schools closed in 10 districts; AQI improves due to Grape-4 restrictions. Fog is also prevailing in Haryana amidst increasing cold. Air quality has also deteriorated, due to which schools up to 5th standard have been closed in 5 districts of the state. Whereas, a decision has been taken to close schools up to 12th standard in other 5 districts. The districts which have closed schools up to 5th standard include Rewari, Panipat, Rohtak, Jind and Bhiwani. Read full news…
