Environmental technology refers to the use of scientific and engineering principles to protect and improve the natural environment. While it is a commonly used term, there are several synonyms that can also be used to describe this field. Some of these include environmental engineering, green technology, sustainable technology, eco-technology, and clean technology. Each of these terms emphasizes the goal of mitigating the harmful effects of human activities on the planet, and promoting the use of renewable resources and energy-efficient practices. Regardless of the label used, the ultimate goal of environmental technology is to create a healthier, more sustainable world for future generations.