You might not be able to see it if you don’t live in an urban area, but light pollution is affecting your neighborhood, home or office.
The blue-green color of the sky means there’s lots of light pollution and the pollution is concentrated in the upper reaches of the city.
That means there are fewer hours of light that fall on cloudy days and nights.
The blue light pollution maps below show what you can do to cut down on your energy bills.
Use the slider above to narrow your search.
Blue light pollution Map to the right This map shows what your area looks like in a week with blue light exposure.
Click the map to zoom in and see more details about each city.
In this example, the red dots represent areas with the highest exposure.
These areas have the highest amount of blue light at night and are home to the highest concentration of green light pollution.
You can also see how your neighborhood will look like when there’s a low amount of light.
If you live in a city with a higher concentration of blue-light pollution, you might want to limit your outdoor activities.
If you live near a busy intersection, look out for the bright red lights of a red light district.
Those lights can block your view of the lights and make it harder for you to see where the traffic is.
If a light in your neighborhood doesn’t turn blue or orange at night, it’s a sign that there’s too much pollution in your area.
These blue-white dots indicate the areas with light pollution in a particular week.
If there’s no pollution, the dots are black.
If pollution is high, the dot is red.
If pollution is low, the light dots are blue.
If no pollution is present, the blue dots are green.
You can also compare the blue-yellow pollution levels in different cities to see which areas are experiencing the highest and lowest levels.
This map shows how the light pollution level will look in different parts of the country in a different week.
It also shows what the light levels are in different states in a given week.
You might not think of blue lights as a problem, but there’s one area in your community that can have a negative impact on your health.
Blue lights are light pollution because they interfere with the color of your eyesight.
This is especially problematic in those areas with more than 100,000 people.
In addition to the pollution in our home, the city lights can also affect the eyesight of our children.
This can lead to a decrease in their ability to focus on reading and other activities.
It’s especially important for kids with severe visual problems.
Blue light pollution can cause vision loss for people who live in the northern hemisphere.
In the northern latitudes, the ozone layer absorbs blue light.
The result is a yellowish tint to your vision.
That can lead people to miss important details, especially colors and objects.
You may not be aware of how much light pollution affects you or your family, but if you do, you may be able do something to cut it down.
Learn more about the effects of blue lighting on your eyes.