milestone – n. an important point in the progress or development of something

smog – n. a cloud of dirty air from cars, factories, etc.,

decry – v. to say publicly and forcefully that you regard (something) as bad, wrong, etc.

fantastic – adj. extremely good​

capacity – n. the amount of something that can be produced or managed by a factory, company, etc.​

generate – v. ​to produce (something) or cause (something) to be produced​

fortuitous – adj. happening by chance

​cheaper – adj. less costly

infrastructure – n. the basic equipment and structures (such as roads and bridges) that are needed for a country, region, or organization to function properly​

absolute – adj. complete and total​