Volcano an extinct volcano from a dormant (inactive) one. Dormant volcanoes are those that have not erupted for thousands of years, but are likely to erupt again in the future. Volcanoes are often considered to be extinct if there are no written records of its activity. Nevertheless, volcanoes may remain dormant for a long period of time. For example, Yellowstone has a repose/recharge period of around 700,000 years, and Toba of around 380,000 years. Vesuvius was described by Roman writers as having been covered with gardens and vineyards before its eruption of 79 CE, which destroyed the towns of Herculaneum and
Dormant Commerce Clause 7-8 (1st Cir. 1992), the First Circuit held that the dormant Commerce Clause applies to Puerto Rico. Dormant Commerce Clause The Dormant Commerce Clause, or Negative Commerce Clause, in American constitutional law, is a legal doctrine that courts in the United States have inferred from the Commerce Clause in Article I of the US Constitution. The Dormant Commerce Clause is used to prohibit state legislation that discriminates against interstate or international commerce. For example, it is lawful for Michigan to require food labels that specifically identify certain animal parts, if they are present in the product, because the state law