The article introduces the concept of using Moon dust to cool the Earth and investigates its feasibility and potential risks.
Moonlight cooling of Earth
- The concept of cooling the Earth’s temperature with lunar dust is based on a natural phenomenon known as “moonlight cooling.”
- After sunset, the Moon’s surface cools rapidly because it reflects the sun’s rays.
- A thin layer of lunar dust, according to scientists, could be used to create a similar effect on the Earth’s surface.
- According to the proposal, a spacecraft would be launched to the Moon to collect dust particles, which would then be transported to the Earth’s atmosphere and released.
The possibility of the move
- This is not a novel concept. In fact, it has previously been proposed as a method of combating global warming, and several studies have been conducted to investigate its feasibility.
- According to one study published in the journal Earth’s Future, the technique could lower the Earth’s temperature by 1.5 degrees Celsius, which is significant in the context of climate change.
Risks and Consequences
- Health concerns: If the dust is not properly controlled, it could harm the environment or respiratory health.
- Aviation threats: If the particles fall to the ground, they are abrasive and could damage aircraft engines or other machinery.
- Costs and feasibility: To collect enough dust to have a significant impact on Earth’s temperature, a significant investment in resources would be required, including the launch of multiple spacecraft to the Moon.
Source: https://www.thehindu.com/sci-tech/science/cooling-earth-with-moon-dust-a-clever-climate-solution-or-making-frankensteins-monster/article66528495.ece