8．如果我们都考虑这个问题，倡导低碳生活，将来我们会有一个更美好更洁净的家园。(if引导的条件状语从句)

　　If_all_of_us_should_think_about_the_problem_and_live_a_low­carbon_life,_we_shall_have_a_better_and_cleaner_home_in_the_future.

　　第四步：句式升级造亮点

　　1．用with复合结构改写句1

　　With_the_levels_of_carbon_dioxide_in_the_air_increasing_rapidly,_the_global_temperature_continues_going_up.

　　2．用现在分词作结果状语改写句2

　　The_temperature_rises,_resulting_in_a_higher_sea_level,_more_severe_storms,_floods,_droughts,_even_the_extinction_of_species.

　　3．用which引导的非限制性定语从句把句3和句4连接起来

　　The_UN_Conference_in_Copenhagen_focuses_on_future_actions_on_climate_changes,_which_has_attracted_more_and_more_people's_attention._

　　4．用It is realized that ...改写句5

　　It_is_realized_that_living_a_low­carbon_life_is_necessary.

　　第五步：过渡衔接联成篇

　　With the levels of carbon dioxide in the air increasing rapidly, the global temperature continues going up. It would be a catastrophe. The temperature rises, resulting in a higher sea level, more severe storms, floods, droughts, even the extinction of species.

　　The_UN_Conference_in_Copenhagen_focused_on_future_actions_on_climate_changes,_which_has_attracted_more_and_more_people's_attention._It_is_realized_that_living_a_low­carbon_life_is_necessary._Turn_off_the_lights,_the_TV,_the_computers_and_so_on_if_we_are_not_using_them._Recycle_cans,_bottles,_plastic_bags_and_newspapers_if_circumstances_allow_us_to._Walk_or_ride_a_bike_if_we_can.

　　Together,_individuals_can_make_a_difference._If_all_of_us_think_about_the_problems_and_live_a_low­carbon_life,_we_shall_have_a_better_and_cleaner_planet_in_the_future.