Complete the summary below using
words from the box.
Write the correct answers in boxes
1–5 on your answer sheet.
failureduring the late 1970s and early 1980s of an
attempt to establish a widespread wind power
industry in the United States
resulted largely from the 1..... in oil prices
during this period. The industry is now
experiencing a steady 2..... due to improvements
in technology and an increased awareness of the
potential in the power of wind. The wind turbines
that are now being made, based in part on the
3..... of wide-ranging research in Europe, are
easier to manufacture and maintain than their
predecessors. This has led wind-turbine makers to
be able to standardise and thus minimise 4..... .
There has been growing 5..... of the importance of
wind power as an energy source.