Source: NIE Subject: Science and Technology Context: Top officials from the Ministry of Petroleum and Natural Gas (MoPNG) held a joint review meeting, to expedite the expansion of Piped Natural Gas (PNG) networks. About Piped Natural Gas (PNG): What It Is? Piped Natural Gas (PNG) is a safe, convenient, and environment-friendly fuel used for domestic, …
Topic: Environment & ecology Conservation, environmental pollution and degradation, Q6. Explain the processes responsible for the formation of secondary pollutants in urban areas. Analyse how these processes amplify their environmental impacts compared to primary pollutants. (10 M) Difficulty Level: Medium Reference: InsightsIAS Why the question Rising urban air pollution episodes, especially smog and ozone spikes, …
Topic: Conservation, environmental pollution and degradation, environmental impact assessment Q6. Discuss the role of construction and demolition activities in shaping air pollution patterns in Indian cities. Evaluate the effectiveness of current mitigation measures. (10 M) Difficulty Level: Medium Reference: NIE Why the question Construction dust has emerged as a major contributor to urban air pollution …
Topic: Salient features of world’s physical geography. Q2. Explain the vertical structure of the Earth’s atmosphere. Discuss the major factors that lead to temperature inversion. Analyse how this phenomenon contributes to the worsening of air pollution in Indian urban centres. (15 M) Difficulty Level: Easy Reference: InsightsIAS Why the question: Recurrent winter smog events in …
