4 October 2023

• Nobel Physics: Pierre Agostini, Ferenc Krausz, and Anne L'Huillier were named the 2023 Nobel Prize in Physics laureates for generating attosecond light pulses.
• Maldives election: the President-elect Mohamed Muizzu's victory reinforced concerns about India's influence in the Indian Ocean neighbourhood.
• Hate speech audit: an ADR analysis found 107 MPs and MLAs face hate speech cases.
• Hirakud Wetland: the Ramsar site showed dangerous levels of heavy metals affecting its fish population.

GS area: Science and Technology

The Royal Swedish Academy of Sciences awarded the 2023 Nobel Prize in Physics to Pierre Agostini (France/USA), Ferenc Krausz (Hungary/Germany), and Anne L'Huillier (France/Sweden).

• Citation: "for experimental methods that generate attosecond pulses of light for the study of electron dynamics in matter."
• Attosecond: one attosecond is 10 to the power of minus 18 seconds. It is to a second what a second is to the age of the universe. Electrons move on attosecond timescales; conventional lasers could not capture them.
• L'Huillier's contribution (1987): passed infrared laser light through a noble gas and discovered it produced ultraviolet light as overtones. This was the first clue that very short pulses were possible.
• Agostini's contribution (2001): generated a train of pulses each lasting 250 attoseconds and proved they could be separated and studied.
• Krausz's contribution: isolated individual pulses of 650 attoseconds from a train of pulses using the Austrian facility at Ludwig-Maximilians-Universität.
• Applications: ultrafast electron dynamics in atoms and molecules; materials science at the quantum level; faster electronics; cancer diagnostics using biomolecule detection; telecommunications and fibre optic networks.

Static linkage: Science and technology.

GS area: International Relations

Mohamed Muizzu of the People's National Congress won the Maldivian presidential election on September 30. His inauguration and its implications dominated early October discussion.

• Predecessor: Ibrahim Mohamed Solih of the Maldivian Democratic Party had maintained strong India-friendly ties and embraced the India-First policy.
• Muizzu's position: campaigned on removing Indian military presence from the Maldives. India had two small military contingents operating helicopters and a surveillance aircraft gifted to the Maldives.
• Strategic significance of Maldives: lies south of India's Lakshadweep islands along critical sea lanes of communication in the Indian Ocean. India imports large volumes of crude through these lanes.
• India-Maldives ties: India is Maldives' closest neighbour, largest trading partner, and first responder in emergencies. Operation Cactus (1988): India sent forces to the Maldives to suppress a coup attempt.
• China factor: Muizzu's party has strong pro-China inclinations. China has been investing in Maldives infrastructure under its BRI.
• Geography: 26 atolls stretching across the equator; world's lowest-lying country; smallest Asian country by land area; population about 521,000; capital Malé.

Static linkage: India's neighbourhood policy, Indian Ocean geopolitics.

GS area: Environment, Governance

Delhi launched its Green War Room as a 24/7 air pollution monitoring and complaint resolution hub.

• Function: real-time monitoring of pollution sources. Linked to the Green Delhi mobile app through which citizens file complaints about illegal burning, dust, and industrial emissions.
• Pollution source breakdown: about 31 per cent of Delhi's PM 2.5 is internal (construction dust, vehicle emissions, burning); about 69 per cent comes from neighbouring states including Haryana, Punjab, Uttar Pradesh, and Rajasthan.
• Anti-dust campaign: mandatory spraying at construction sites; water cannons on major roads; fines for non-compliance.
• Legal framework: the Commission for Air Quality Management in the National Capital Region and Adjoining Areas Act, 2021 (CAQM Act) gives the Commission powers to direct states and local bodies on pollution control.
• GRAP (Graded Response Action Plan): India's staged system for restricting activities as air quality deteriorates. Four stages correspond to AQI bands: Moderate (201-300), Poor (301-400), Very Poor (401-450), Severe (above 450).

Static linkage: Environment, Delhi and NCR governance.

GS area: Polity, Governance

An analysis by the Association for Democratic Reforms (ADR) found 107 MPs and MLAs have registered hate speech cases against them.

• Highest state: Uttar Pradesh with the most such legislators.
• Definition of hate speech: expression that vilifies or humiliates groups based on inherent characteristics such as religion, ethnicity, caste, gender, or sexual orientation.
• Indian legal framework: no standalone hate speech law. Hate speech is addressed through Section 153A (promoting enmity between groups), Section 295A (outraging religious feelings), and Section 505(2) (statements creating communal discord) of the Indian Penal Code. The Bharatiya Nyaya Sanhita (BNS) carries corresponding provisions.
• Sreya Singhal v. Union of India (2015): struck down Section 66A of the IT Act for being vague and overbroad. The judgment underlines the challenge of drafting hate speech law that does not chill legitimate speech.
• Law Commission: the 267th Law Commission report (2017) recommended specific hate speech provisions in the IPC. Implementation is pending.

Static linkage: Polity, fundamental rights.

GS area: Environment

The Hirakud Reservoir in Odisha is a Ramsar Site (designated 2021). New findings in October 2023 showed elevated cancer-causing heavy metals in its sediments and fish.

• Location: Sambalpur district, Odisha. Built on the Mahanadi River. Commissioned 1957.
• Structure: the longest earthen dam in India, at 25.8 km.
• Function: flood moderation in the Mahanadi Delta; irrigation; hydropower (347.5 MW).
• Fish diversity: 54 known species including 1 endangered and 6 near-threatened.
• Heavy metals: lead and chromium were found at levels above safety thresholds in sediment and fish tissue. Both are carcinogenic at sustained exposures.
• Ramsar Convention: India is a party. It covers wetlands of international importance. India has one of the largest Ramsar networks globally. Hirakud was added in 2021 along with a batch of other Indian wetlands.
• Mahanadi dispute: Odisha and Chhattisgarh have an unresolved interstate water dispute over Mahanadi flows. A tribunal was established under the Inter-State River Water Disputes Act.

Static linkage: Environment, geography.

GS area: Environment, Biodiversity

The Directorate of Revenue Intelligence (DRI) seized 955 live baby turtles in October 2023 in Operation Kachchhap.

• Species recovered: Indian Tent Turtle (Pangshura tentoria), Indian Flapshell Turtle (Lissemys punctata), Crown River Turtle (Hardella thurjii), Black Spotted Turtle or Indian Pond Turtle (Geoclemys hamiltonii), Brown Roofed Turtle (Pangshura smithii).
• Legal protection: Schedule I of the Wildlife Protection Act, 1972. Schedule I offers the highest level of protection; hunting and trade carry the most severe penalties.
• CITES listing: most freshwater turtles are in Appendix I or II of the Convention on International Trade in Endangered Species.
• Demand: turtles are trafficked for the food trade (particularly to China and Southeast Asia), traditional medicine, and the pet trade.
• DRI: the Directorate of Revenue Intelligence is India's primary intelligence agency for detecting and investigating smuggling. It operates under the Central Board of Indirect Taxes and Customs.

Static linkage: Environment and biodiversity, internal security.

• Central Tribal University (Telangana): the government announced a Central Tribal University in Mulugu district, Telangana. Project cost: Rs 900 crore. Named after tribal goddesses Samakka and Sarakka (Medaram Jatara deities). Target beneficiaries: tribal youth of Telangana.
• Swachh Bharat Mission Gramin decline: data showed toilet use under SBM-Gramin has been declining since 2018-19, especially among SC/ST groups. States with sustained decline include UP, Gujarat, Chhattisgarh, Telangana, Karnataka, and Himachal Pradesh.