Which action best demonstrates the transformation of mechanical energy to heat energy and light energy? striking a matchstick squeezing a sponge ball rubbing hands vigorously releasing a stretched spring

striking a matchstick

the answer to you question is   jet streams

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.