Answer:
Outstanding physical features of the Philippines include the irregular configuration of the archipelago, the coastline of some 22,550 miles (36,290 km), the great extent of mountainous country, the narrow and interrupted coastal plains, the generally northward trend of the river systems, and the spectacular lakes.
Explanation:
Answer:
The Danube, and the Volga
Explanation:
Poor air and water quality, insufficient water availability, waste-disposal problems, and high energy consumption are exacerbated by the increasing population density and demands of urban environments. Strong city planning will be essential in managing these and other difficulties as the world's urban areas swell.