{"ok":true,"q":"Air Quality","n":134,"results":[{"id":"class_10\/first_flight\/the_black_aeroplane","title":"The Black Aeroplane","class_num":10,"subject":"first_flight","subject_label":"English (First Flight)","summary":"This chapter narrates a thrilling story of a pilot who encounters mysterious events while flying a black aeroplane over the mountains, highlighting themes of courage and the unknow","topic":"","anchor":""},{"id":"class_08\/science\/chapter_18_pollution_of_air_and_water","title":"Chapter 18 — Pollution Of Air And Water","class_num":8,"subject":"science","subject_label":"Science","summary":"Introduction: This chapter explains how air and water — essential natural resources — become contaminated by harmful substances called pollutants. It introduces common air pollutan","topic":"","anchor":""},{"id":"class_07\/social_science_geography\/chapter_04_air","title":"Chapter 4 — Air","class_num":7,"subject":"social_science_geography","subject_label":"Social Science · Geography","summary":"Introduction: Air is the invisible mixture of gases that surrounds the Earth and forms the atmosphere. It is essential for all living beings — plants, animals and humans — and play","topic":"Measures to Control Air Pollution and Protect the Atmosphere","anchor":"topic-20"},{"id":"class_08\/social_science_geography\/chapter_05_industries","title":"Chapter 5 — Industries","class_num":8,"subject":"social_science_geography","subject_label":"Social Science · Geography","summary":"Chapter: Industries (Class 8 Geography, Resources and Development). This chapter introduces what industries are, why they are important for people and the economy, and how industri","topic":"Industrial Pollution and Environmental Issues","anchor":"topic-9"},{"id":"class_11\/geography\/chapter_08_composition_and_structure_of_atmosphere","title":"Chapter 8 — Composition And Structure Of Atmosphere","class_num":11,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter examines the composition and vertical structure of Earth's atmosphere — the gaseous envelope that surrounds the planet. It explains the permanent and var","topic":"Composition of Atmosphere (Overall)","anchor":"topic-2"},{"id":"class_11\/geography\/chapter_16_biodiversity_and_conservation","title":"Chapter 16 — Biodiversity And Conservation","class_num":11,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter introduces biodiversity — the variety of life at genetic, species and ecosystem levels — and situates it within physical geography and conservation scien","topic":"Measures and Indicators of Biodiversity","anchor":"topic-2"},{"id":"class_11\/chemistry\/chapter_06_environmental_chemistry","title":"Chapter 6 — Environmental Chemistry","class_num":11,"subject":"chemistry","subject_label":"Chemistry","summary":"This chapter introduces Environmental Chemistry as the study of chemical processes occurring in air, water and soil and the impact of human activities on these natural processes. I","topic":"Smog","anchor":"topic-14"},{"id":"class_12\/geography\/chapter_12_geographical_perspective_on_selected_issues_and_problems","title":"Chapter 12 — Geographical Perspective On Selected Issues And Problems","class_num":12,"subject":"geography","subject_label":"Geography","summary":"Introduction: This chapter examines major social, economic and environmental issues and problems in contemporary India from a geographical perspective. It asks how population growt","topic":"Environmental Pollution","anchor":"topic-10"},{"id":"class_06\/science\/chapter_15_air_around_us","title":"Chapter 15 — Air Around Us","class_num":6,"subject":"science","subject_label":"Science","summary":"This chapter introduces 'Air Around Us' — the invisible mixture of gases that surrounds the Earth and forms the atmosphere. It explains why air is essential for life and many natur","topic":"","anchor":""},{"id":"class_12\/biology\/chapter_16_environmental_issues","title":"Chapter 16 — Environmental Issues","class_num":12,"subject":"biology","subject_label":"Biology","summary":"This chapter introduces Environmental Issues relevant to Class 12 Biology, explaining how human activities affect air, water, soil and biodiversity at local to global scales. It hi","topic":"Air Pollution","anchor":"topic-3"}]}