"It is needlessly complicated to alter the configuration of the SLS and Orion stack to undertake subsequent Artemis missions," Amit Kshatriya, NASA's associate administrator, said in a statement.
"The plight of the mackerel is part of a wider failure to take scientific advice intended to keep stocks healthy and able to recover from fishing pressure.
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At the same time sea level rise around the UK is also accelerating, due to warmer, expanding oceans and melting glaciers.
Prof Carissa Véliz of the Institute for Ethics in AI at Oxford University said trusting a firm to keep its word about how it uses sensitive data was another challenge.