Best Environmental Website Of Pakistan
INTRODUCTION People that live nearby the water body usually depend on fish species for livelihood and food sources. But nowadays, urban and fertilizers runoff, industrial effluents, etc are being discharged into water bodies. These activities are polluting the water, degrading drinking water quality as well as causing problems for species inhabiting the freshwater body. WHAT […]
INTRODUCTION Heavy metals are chemical elements that are toxic in nature even in smaller concentrations and some are often categorized as carcinogenic. WHAT ARE HEAVY METALS? Heavy metals are usually described as elements with higher atomic mass, densities, or atomic numbers. EXAMPLES OF HEAVY METALS The common examples of heavy metals are lead (Pb), thallium […]
INTRODUCTION Heavy metals are trace elements that are naturally present in the Earth’s crust. Exposure to heavy metals is lethal depends on the concentration level of these pollutants. These high-density elements are toxic in nature and can lead to cancer in humans. They are persistent and are not degraded or decayed in the environment that […]