It triggered tsunamis and landslides
Streams or rivers form when water that does not find an underground aquifer, drains off the land by either seeping through the soil or spilling over the surface into the river or stream bed.
The effect of a neurotransmitter is based on the properties of the receptor more than the neurotransmitter.
Scientific advancement has increased food safety by the use of preservatives, refrigeration, better packaging, labels with expiration dates...that's a good many right there!