Tropical rain-forests is a <span>biome in north America having the highest biodiversity.
Biodiversity means that there is a variation in the species of animals and plants that exist in a certain biome. A bio-diverse biome or ecosystem is one that supports or has a variety in these species.</span>
The Olmecs, aka the earliest known major civilization in Mexico following a progressive development in Soconusco. They lived in the tropical lowlands of south central Mexico
Answer:
a) horizontally
Explanation:
If the sewage sludge is disposed of into the deep water , then the density gradient separates the surface water from the deep water,
the internal waves transport wastes horizontally .
<u>When the transport of the particles is dominated by the tides ,wind and the density gradients, the movement is essentially in horizontal direction whereas the vertical transport of the particles is mainly driven by gravity and also by some other processes that occur at the sediment-water interface.</u>