How could the resource recovery act (1970) encourage states to participate in environmentalism?

the act mandated that the states ensure recycling in every community.

the act promised that environmentalism would have a major role in legislative activity in congress.

the act ensured that homeowners would receive tax credits for using solar power resources.

the act incentivized the process for states to build waste management systems.

The Act incentivized the process for states to build waste management systems. is the answer i belive

Explanation:

In 1976 the Resource Conservation and Recovery Act was established as an alteration to the Solid Waste Disposal Act. RCRA controls both domestic waste and hazardous waste, with guidelines covering unsafe waste that are especially itemized and are depicted as being "cradle to grave."

The 1984 amendments, called the Hazardous and Solid Waste Amendments, extended RCRA's inclusion and prerequisites essentially to manage dangerous modern waste.

answer-the island had airfields that the u.s. military needed.