Relier Pairs Zero and First ConditionalsVersion en ligne Match the sentence halves par Maria Inés Ortelli 1 If the area of the Arctic ice gets smaller, 2 When more tourism is introduced, 3 If tigers are better protected, 4 When an area of jungle is cleared, 5 If an animal is badly injured, 6 If we plant a variety of flowers, there won't be many polar bears left. the land is often used for farming. their numbers will probably increase. it has many benefits for local people. it isn't able to hunt for food. we'll see a lot more butterflies.