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part1-geoglogical envieonment
1. abundant:adj ,much,affluent ,wealthy;rich
antonym: scarce; deficient
phrase:be abundant in ..... ； there be many/much/a lot of......
eg1: This led to cheaper,more efficent iron-making from the abundant supplies of coal,iron and limestone in the area
meanings: there is be much coal,iron and limes that make iron-making cheaper and more efficent.
prep:from; of; in
eg2: Energy and other natural resources have become more abundant ,since the book The Limits to Growth was published in 1972.