Rood also said that the U.S. had concerns about any potential impact on second amendment rights.
"Prior to completing the review, we won't speculate on any potential impact".
Frank Schubert, the campaign manager for Protect Marriage, the leading group behind Proposition 8, said any potential impact, or the specter of bad press, was overstated.
The debate on fracking in Britain has yet to consider any potential impact on food production, with protesters focusing on environmental pollution and possible damage to property.
Larry Elliott, in his recommendation to merge income tax and national insurance contributions (Analysis, 27 July), makes only a brief reference to any potential impact on the structure of the social security system.
"We are working as quickly as possible to analyze any potential impact on the U.S. market and worldwide," said Deborah Autor, the director of compliance for the agency's Center for Drug Evaluation and Research.
Santander said: "We are also taking action to be prepared for the possibility of negative interest rates in the UK, including a review of our systems and models, and to ensure we manage any potential impact on our customers".
Oil spill and environmental experts from BP, Oil Spill Response Limited and the Department for Business, Energy and Industrial Strategy are said to have been working to assess any potential impact of the spill on the environment.
The Foreign Office insists that all international work undertaken by the college is referred to the International Policing Assistance Board, which examines any potential impact on the UK's commitment to human rights.
"There had been wider questions about Yentob's behaviour in connection to the three programmes and whether there was any potential impact on the reputation of the BBC," the trust said.
Local officials on both sides of the Sound seem to be waiting for more details on the need for the pipeline, and any potential impact, before taking an firm position.
