2 Courses
Apr 27, 2023
0 Student

Pollution, also called environmental pollution, is the addition of any substance (solid, liquid or gas) or any form of energy (such as heat, sound or radioactivity) to the environment at a rate faster than it can be dispersed, diluted, decomposed, recycled or stored in some harmless form.


Mar 15, 2023
2 Students

Tourism that takes full account of its current and future economic, social and environmental impacts, addressing the needs of visitors, the industry, the environment and host communities.