The pie charts illustrates the survey results showing which environmental problems people in Zambia, Singapore, Cameroon are most concerned about.
Overall, Zambia and Singapore main concerns is overpopulation whereas waste disposal is considered biggest issue of Cameroon.while population has least problem in all three coutries.
Starting with Zimbia pollution and waste disposable accounted each 14% which is less concerned, facing major problems is overpopulation 43% . Althogh, global warming accounted 29%,both is the most concerned amongs the all three countries.
Furthermore, Singapore faced 37% overpopulation, waste disposal is 21% and least 16% population issue faced by people, globalwarming accounted 26%. In contrast, Cameroon major problem is waste disposal highest amongs all three countries. Globalwarming and population is under 20% and overpopulation is 23%.
