The research demonstrated that <span>individuals improve most mental abilities during adulthood and then experience a gradual decline.
After people surpassing the mid-age, regeneration of the brain cells will also start to decline, which resulted in the impairment of cognitive ability that played a crucial role in our analytic ability.</span>
Chile<span> is among one of many countries facing dangerous </span>earthquakes<span> because it is located on active seismic zones named The Ring of Fire.</span>
I think that the question is about 1990s specifically (in 1900 it was not independent, but part of the Austrian Empire) and the country is Czechoslovakia.
It split into Czech Republic (now also called Czechia, also officially) and into Slovakia: today two independent countries and part of the EU
Answer: Ocean currents act as conveyor belts of warm and cold water, sending heat toward the polar regions and helping tropical areas cool off, thus influencing both weather and climate. ... Land areas also absorb some sunlight, and the atmosphere helps to retain heat that would otherwise quickly radiate into space after sunset.