div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: · warming is caused by the greenhouse gases that are left by factories cars motorbikes etc The air is polluted from factory emissions and car exhaust Because of the greenhouse src=https:reader030vdocumentsusreader030viewer20220411005ed7ee171aa78518cf02ccbahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: · warming is caused by the greenhouse gases that are left by factories cars motorbikes etc The air is polluted from factory emissions and car exhaust Because of the greenhouse src=https:reader030vdocumentsusreader030viewer20220411005ed7ee171aa78518cf02ccbahtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv