It made the world "shrink" because people can not travel to and across places which are previously inaccessible (e.g. airplanes can fly over mountains). Airplanes have also significantly reduced the time needed to travel from one country/continent to another. However, it also affected humans negatively because problems such as air and noise pollution soon appeared.
In the foreseeable future humans will not fly without technological aid. Humans can fly today with technology such as airplanes.
Just like humans, it happened over time....
spreading pesticides with airplanes
yes.
it affects the future of airplanes
Gravity inhibits flight.
What other example would they follow?
Increased time efficiency and reach of the system.
Drag affects everything that flies.
*How do pesticides affect humans and animals?
no they dont
Humans affect the enviorment by the green house affect ,polution and having landfills