Introduction

Soil pollution is a pressing environmental concern with far-reaching implications for ecosystems, agriculture, and human health. This unit delves into the various aspects of soil pollution, aiming to provide students with a comprehensive understanding of its causes, consequences, and mitigation strategies.

Students will explore the sources of soil pollution, ranging from industrial activities and agricultural practices to improper waste disposal and urbanization. They will learn about the types of pollutants that contaminate soil, including heavy metals, pesticides, industrial chemicals, and petroleum hydrocarbons, among others. 

The consequences of soil pollution extend beyond environmental degradation to impact food security, public health, and socio-economic development. By delving into the complexities of soil pollution, this unit equips students with the knowledge and skills necessary to identify, assess, and address soil pollution issues effectively, contributing to the preservation of soil resources and sustainable land management practices.

Objectives

After going through this unit you will be able to:

1. unravel the layers of soil, soil profiles;

2. explore the physico-chemical and biological properties;

3. learn about soil sampling techniques and laboratory analysis methods;

4. examining how soil pollution disrupts nutrient cycling, degrades soil fertility;

5. explain impact of modern agricultural practices on soil health.