15 lines critically discuss 5 ways based on crises in which the human or enviroment problem imqacts on the community
You'll find a lot of great information here.
http://www.google.com/search?hl=en&rlz=1G1GGLQ_ENUS374&ie=UTF-8&ei=3y7LS9iFNMWclgf3y7yxDg&sa=X&oi=spell&resnum=0&ct=result&cd=1&ved=0CAUQBSgA&q=human+or+environmental+problem+crisis&spell=1