What is the beginning of problems? The text likely describes the initial causes or stages of environmental issues.
How does it happen that acid rain appears? It forms when pollutants like sulfur dioxide and nitrogen oxides react with water, oxygen, and other chemicals in the atmosphere.
What is the process of water and soil pollutions? This involves the introduction of contaminants into water bodies and soil, affecting their quality and ecosystems.
What are the possible perspectives in this problem? This refers to potential solutions, future impacts, or outlooks related to environmental pollution.