The fact that volcanic rock has often been found early in the rock record but less frequently in later rock layers suggest to scientists the following conclusion about early earth: <span>volcanic activity was more common in the past than it is today.
</span>Besides volcanic activity in general, also huge volcanic eruptions<span> were much </span>more common than today<span>.</span>
The pattern that ecologists is describing when referring to the latitudinal gradient would be <span>the </span>latitudinal<span> diversity </span>gradient or LDG. It is <span> one of the most widely recognized </span>patterns<span> in </span>ecology<span>. Hope this answers the question. Have a nice day.</span>
The opening of the Panama Canal affected transportation because now, sailors didn't have to sail ALL the way around South America.
French influence, cajuns and creoles, their similarities are based on culture
