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carbon monoxide
Carbon dioxide, commonly referred to as “CO2,” is an important chemical compound naturally present in the Earth’s atmosphere. It is also a pollutant produced by human activities, such as burning fossil fuels and producing cement.
Carbon dioxide is a colorless, odorless gas that makes up about ......
1042 
Olivia
Environmental Quality Index
Introduction
Air pollution has become a serious problem in recent years. The pathogenic elements contained in air pollution can not only bring great harm to peoples physical health, but also have an adverse effect on the environment, which has a profound impact on the continuous and healthy devel......
atmospheric pollutant
Introduction
Atmospheric pollution is one of the biggest environmental problems that we are currently facing. It refers to the contamination of the air by substances such as chemicals, particles, smoke, soot, and metal oxides. This type of pollution threatens the health and well-being of all thos......
Nitrogen oxides
Nitrogen Oxides (NOx)
Nitrogen oxides, commonly referred to as NOx, is a group of gases which are formed by chemical reactions involving nitrogen and oxygen gas. Nitrogen and oxygen gas are the most abundant gases in the Earth’s atmosphere, making up 78 and 21 percent, respectively. Nitrogen oxi......
excess air
Excess air is a very serious environmental issue. Not only is it a pollutant, but it can lead to global warming, health risks, and other negative environmental impacts. The primary source of excess air is fossil fuel combustion and, due to their density and composition, these emissions are in larg......
ytterbium
About Traffic Control
Everyone knows that traffic is an everyday problem and creating efficient traffic control is vital for transportation safety. Traffic control is designed to ensure the safe and efficient movement of pedestrians, motor vehicles, cycles, and horses. It is essential for protect......
reroute
The Origin of Roads
Roads have been around for centuries and have continuously changed over time. They have created connections between people, cultures, and places all over the world, and have been used for transportation, communication and trading throughout history.
The first known use of road......
Total index
Introduction
In a world of increasing competition, the ability to measure total performance of a business is critical in order to ensure growth and profitability. This is why total performance indicators have become increasingly important over time. Total performance indicators represent a set of......
primary payment obligation
Air Pollution
Air pollution is one of the single greatest threats to human health and the environment. It is the pollution of the air with harmful substances like chemicals, particulate matter, or biological materials. It can come from car emissions, factory production, burning trash or wood, or ......
critical chain
Supply Demand Chain
What is a supply demand chain? A supply and demand chain is a system modeled in economic theory which focuses on the relationship between the supply and demand for a particular product or service, as well as the resulting market price for it. The goal of a supply chain is to e......
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