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31.12.2022 11:59 •  Английский язык

Выбрать варианты ответа. Airlines pledge to cut emissions
As boss of British Airways, Willie Walsh 1 more criticism than praise
lately. So he 2 delighted with the headlines he attracted last week.
Addressing the United Nations climate-change meeting in New York, Mr. Walsh promised that by 2050 the industry would cut its carbon emissions to 50% of 2005 levels through technological innovation, more efficient operations and economic instruments, such as emissions trading. Given that the industry, which is already responsible for nearly 3% of global emissions, expects to grow by about 5% a year, it was a remarkable statement.
How seriously 3 it __?
Quentin Browell, an environment specialist, insists that the pledge to make deep cuts in emissions is both real 4 feasible: “We 5 this commitment without undertaking a thorough assessment of whether it can work.” In the short term fuel efficiency is claimed 6 by 25% by 2020, 7 new flying techniques and better air-traffic-control regimes could also produce large cuts in emissions. The industry is also ready to accept a 8 increase in annual costs as a result of being brought into a global emissions-trading scheme.

Apart from carbon offsets and efficiency gains, the industry is pinning its hopes
on algae-based fuels as a substitute for today’s kerosene-based ones. Mr. Browell says 9 could eventually be responsible for cutting carbon emissions by up to 80%. He points to the success of several test flights 10 biofuels. The
certification of such fuels for aviation next year should lead to a ramping up of
production.

1. A — received B — has received C — receives D — will receive
2. A — must B — must be C — mustn’t be D — must have been
3. A — can take B — should be taken C — will take D — might be taken
4. A — but B — or C — and D — neither
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