‘Like the Great Smog of London’

Note4Students

Mains Paper 3: Conservation, environmental pollution and degradation, environmental impact assessment.

Prelims: Great Smog London

Mains level: This news card talks about the alarming air pollution in Delhi and its impact along with comparing it to the great London smog.


News

Context

  1. As air pollution hit alarming levels in Delhi, major city hospitals on November 8 experienced a surge in the number of patients complaining of respiratory problems with AIIMS Director comparing the situation to the killer Great Smog of London in 1952.
  2. There is a need for implementation of long-term measures to tackle the crisis.
  3. There was a spurt in fresh cases in hospitals and conditions of patients with history of asthma, Chronic Obstructive Pulmonary Disorder (COPD) and cardiovascular diseases deteriorated.

Breathlessness, coughing

  1. It leads to breathlessness, coughing, sneezing, tightness in chest, allergy and asthma complications.
  2. There is about 20 per cent rise in patients seeking treatment due to respiratory and cardiac issues.
  3. Pollution is at such a severe level that patients with respiratory and cardiac problems may develop life-threatening conditions.


Back2basics

London Smog

  1. On December 5, 1952, thick yellow smog brought London to a standstill for four days and is estimated to have killed more than 4,000 people.
  2. Sulfurous smog is also called “London smog,” (first formed in London).
  3. Sulfurous smog results from a high concentration of SULFUR OXIDES in the air and is caused by the use of sulfur-bearing fossil fuels, particularly coal.
  4. This type of smog is aggravated by dampness and a high concentration of suspended particulate matter in the air.
Air Pollution
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