2. b. Last year, global temperatures were cooled slightly by a natural weather pattern in the Pacific called La Niña. 3. b. False.And scientists fear that the planet couldsoon breach the long-term ...

2. b. Now conservationists have placed 2,000 adult European oysters and more than 30,000 juveniles on the seabed of the lough. 3. b. False. Scientists hope the shellfish will form a natural reef and ...