Scientists have recently reported that (a) — ice caps one
melting. This is due to a (b) — in atmospheric
temperature known as the “Green House Effect.” (c) — to
the Scientists, the carbon dioxide is primarily (d) — for
temperature rise in the (e) — the carbon dioxide is (f) —
when coal and oil are burnt. This gas is ( g) — in the
atmosphere and (h) — temperature to rise. As a result, the
(i) — ice in the north and south poles is (j) —.
(a) polar; (b) rise; (c) according; (d) responsible; (e) atmosphere; (f) released; (g) accumulating; (h) causing; (i) surface; (j) melting.
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