Puting garbage in the sea/ocean/river.
The noun pollution is a common, mass (uncountable) noun.
visible air pollution is called "smog"
The most common type of ocean pollution is garbage or sewage. They are readily dumped into the ocean by ships and countries located along the ocean.
Air pollution is one of the most common types of pollution, caused mainly by vehicle emissions, industrial activities, and burning of fossil fuels. It can lead to various health issues and impact the environment.
# WHAT IS THE MOST COMMON FORM OF COAL IN Pennsylvania?
Air pollution is the most common type of pollution, with sources such as vehicle emissions, industrial processes, and wildfires contributing to the release of harmful pollutants into the atmosphere. These pollutants can have a range of negative effects on human health and the environment.
A ultrasound is the most common form of diathermy.
Morphea-- The most common form of localized scleroderma.
The most common form of retirement is the 401(K) plan.
Ocean pollution is garbage or chemicals that are spilled into the ocean. Plastics and fertilizers are the most common forms of ocean pollution.
"Most common" is the one that is most common.
The most common form of hydrogen is in the diatomic molecular form, H2.