State the source of each of the laws described below. The possible answers are:

• US Constitution
• State constitution
• Federal statute
• State statute
• Referendum
• Ordinance
• Agency regulation
• Case law
• Treaty

LAW 1:

In order to achieve the long-term temperature goal set out in Article 2, the Parties aim to reach global peaking of greenhouse gas emissions as soon as possible, recognizing that peaking will take longer for developing country Parties, and to undertake rapid reductions thereafter in accordance with best available science, so as to achieve a balance between anthropogenic emissions by sources and removals by sinks of greenhouse gases in the second half of this century, on the basis of equity, and in the context of sustainable development and efforts to eradicate poverty.

LAW2:

On December 20, 2019, Congress amended the Federal Food, Drug, and Cosmetic Act to raise the federal minimum age of sale of tobacco products from 18 to 21 years. It is now illegal for a retailer to sell any tobacco product - including cigarettes, cigars, and e-cigarettes - to anyone under 21.

LAW3:

In the state of California, a driver and any passenger shall wear a safety helmet when riding on a motorcycle, motor-driven cycle, or motorized bicycle.

LAW4:

"We conclude that in the field of public education the doctrine of 'separate but equal' has no place. Separate educational facilities are inherently unequal. Therefore, we hold that the plaintiffs and others similarly situated for whom the actions have been brought are, by reason of the segregation complained of, deprived of the equal protection of the laws guaranteed by the Fourteenth Amendment."

LAW5:

The Control, Regulate and Tax Adult Use of Marijuana Act (AUMA), an initiative measure enacted as Proposition 64 at the November 8, 2016, statewide general election, authorizes a person who obtains a state license under AUMA to engage in commercial adult-use cannabis activity pursuant to that license and applicable local ordinances.

LAW6:

All persons born or naturalized in the United States, and subject to the jurisdiction thereof, are citizens of the United States and of the State wherein they reside. No State shall make or enforce any law which shall abridge the privileges or immunities of citizens of the United States; nor shall any State deprive any person of life, liberty, or property, without due process of law; nor deny to any person within its jurisdiction the equal protection of the laws.

LAW7:

No person shall place or cause to be placed graffiti upon any publicly or privately owned permanent building or structure within San Mateo County. No person owning or otherwise in control of any real property within the County shall allow or permit any graffiti to remain on, for a period in excess of that prescribed by this chapter for notice and removal of graffiti, any permanent structure located on such property when the graffiti is visible from the street or other public or private property.