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Questions tagged [pollution]

Questions about the introduction of potentially harmful objects/substances into the environment

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0answers
114 views

Wet space junk and flotsam washing up on shore, will it get worse, is there a plan to mitigate?

This comment links to this collectspace.com post: Three business executives vacationing (?) in the Bahamas came across part of a SpaceX Falcon 9 fairing that washed ashore. They shared their find ...
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2answers
318 views

What happens to rocket stages that land in the oceans, and how many are still there?

When a rocket stage is jettisoned into the ocean, does it typically sink? Assuming yes, how many rocket stages are now lying on the ocean floor? Are there, on the ocean floor, areas where there ...
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1answer
192 views

Does NASA really measure PM2.5 concentrations from space?

Particulate air pollution is a serious health concern, especially the particles small enough to remain in the air as it reaches the deepest, smallest areas in the lungs. These particles can cause ...
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3answers
2k views

Pollution by rockets and missiles

If we are using lots of toxic fuels like hydrazine for rockets, wouldn't this cause pollution due to the burnt leftovers ? I mean, just consider the amount of rockets and missiles launched in world so ...
23
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1answer
2k views

What is the legal status of waste rocket parts ending up in the ocean?

Since most rockets are 'expendable', and perform re-entry over sea, their parts either burn up or end up in the world's oceans. It there any legal basis for the waste (pollution) that ends up in the ...
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3answers
1k views

Why are Europe’s Air & Space Academy and DLR urging ESA and CNES to reconsider the use of solid fuels for the proposed Ariane 6?

With Ariane 6 launch site selected, CNES (Centre National d’Etudes Spatiales, the French space agency) was aiming to freeze the design of the new rocket in May 24, 2013. A few days after and that same ...