360° UPSC Mains Analysis

ISRO & Japanese scientists review mission Chandrayaan-5 preparation

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Flora & Fauna

Loggerhead sea turtle (Caretta caretta)
Status: Vulnerable
Threat: Disruption of nesting habitats on Tanegashima Island due to high-decibel launch noise, artificial light pollution, and localized exhaust deposition from the H3 rocket.

Ecology Impact

The launch of the H3 rocket from the Tanegashima Space Center in Japan can impact the local coastal and marine ecosystems. Tanegashima Island is a critical nesting ground for the loggerhead sea turtle (Caretta caretta), where launch noise, artificial lighting, and ground clouds from solid rocket boosters can disrupt nesting behaviors. Additionally, localized exhaust deposition can temporarily affect nearby marine habitats.

Science & Tech Angle

The mission relies on advanced space technology, including JAXA's H3 launch vehicle powered by LE-9 expander bleed cycle engines and ISRO's lander technology. It aims to perform in-situ scientific analysis of lunar water-ice using ESA's mass spectrometer and NASA's neutron spectrometers to understand volatile distribution in permanently shadowed regions.

Climate Change Link

While the H3 rocket's core stage utilizes clean-burning liquid hydrogen and liquid oxygen (hydrolox) producing water vapor, the optional SRB-3 solid rocket boosters release alumina particulates and hydrogen chloride. Furthermore, high-altitude emissions of water vapor and black carbon from rocket launches accumulate in the stratosphere, contributing to radiative forcing and potential ozone depletion.

Sustainable Development

The mission aligns with SDG 12 (Responsible Consumption and Production) by exploring In-Situ Resource Utilization (ISRU) of lunar water, which promotes sustainable space exploration practices. It also supports SDG 9 (Industry, Innovation, and Infrastructure) through international technological collaboration and the development of advanced aerospace engineering capabilities.

International Frameworks

Outer Space Treaty of 1967
Article IX mandates that states conduct exploration of outer space and celestial bodies, including the Moon, to avoid their harmful contamination.
COSPAR Planetary Protection Policy
Classifies the Moon under Category II (missions of scientific interest but with only a remote chance of contamination affecting life search), requiring basic documentation to prevent forward contamination.

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