sentence: The environmental impact is an important factor we should consider . Having this number of cars is like having thousands of factories on our streets giving out tons of CO2 gas and many other polluting gases . The speed of new trains or planes or even buses is now competing with car speeds and is even faster than cars in a lot of places .
modified: The environment impact is an important factor we should consider , having this number of cars like having thousands of factories in our streets giving us tans of CO2 gas and many other pollution gases.the speed new train or plans or even buses now competing withe car 's speed and even more fast than it in a lot of places .
transformation: MORPH, PUNCT, VERB, PREP, OTHER, NOUN, MORPH, ORTH, PREP, NOUN:NUM, NOUN:NUM, VERB:TENSE, OTHER, NOUN:POSS, NOUN:NUM, VERB, ADJ:FORM, OTHER