In the following passage there are blanks, each of which has been numbered. For each number, choose the word which fits the blank appropriately from the suggestions provided. Find out the appropriate word in each case.           Around the world, forests are being (1) at a rate of about thirteen million hectares a year and deforestation accounts for an estimated 17% – 20% of all global emissions. In addition, forests and other terrestrial carbon sinks play a (2) role in preventing runaway climate change, soaking up a full 2.6 Gt of atmospheric carbon every year. The destruction of forests, therefore not only emits carbon a staggering 1.6 Gt a year, which severely (3) forests capacity to absorb emissions from other sources but drastically (4) the amount of forested land available to act as a carbon sink in the future.   However, the...