VOA慢速英语:海平面上升预示着洪水灾害的增多

drainage – n. process of removing water or liquid from a place

glacier – n. very large area of ice that moves slowly down a slope or valley or over a wide area of land

greenhouse gases – n. carbon dioxide and other gases that scientists have linked to rising global temperatures

metropolitan – adj. relating to a large city

levee – n. wall made of earth or other material built to keep water from flooding an area

elevate – v. lift up

pave – n. cover earth with a material to form a hard surface

impervious – adj. not allowing liquid to pass through

regulate – v. make rules or laws to control something

infrastructure – n. the basic equipment and structures (such as roads and bridges) needed for a country or organization to function properly​