In addition, damage to the central nervous system and peripheral nervous system can occur from chronic alcohol abuse. The long-term use of alcohol is capable of damaging nearly every organ and system in the body. The developing adolescent brain is particularly vulnerable to the toxic effects of alcohol.
TYPES OF CONTINENTAL MARGINS. Continental margins are not all alike, but they are not all different either. There are two basic types. Each one has different characteristics, which are a function of the processes involved in the formation of the two types of margins. The âclassicâ margin is based on the U.S. East Coast example.
The two main kinds of grasslands ecosystems are: 1  Savanna: The tropical grasslands are dry seasonally and have few individual trees. 2  Prairies: It is temperate grassland, completely devoid of large shrubs and trees.here are two main types of aquatic ecosystem-Marine and Freshwater. The Marine Ecosystem Marine ecosystems are the biggest ecosystems, which cover around 71% of Earth's surface and contain 97% of out planet's water.