Estimates of the cost of invasive species to the United States alone are in the tens of billions of dollars yearly. Annual federal expenditures on prevention and management of invasive species are estimated to exceed $1.3 billion.
Depending on what specific conditions are. Some of the color we see when we close our eyes is light that gets thru the eye lid. It usually has a red componenet to it because of the blood veins. Sone, especially right after closing our eyes is the various elements in our visual system settling down (rods, cones, ...).
if you want to wear a metallic stick with gold or bronze to really bring out your eye color lighter brown eyes can wear lighter versions of the same colors for example a beautiful green or violet may work well neutral colors look great in the day and metallic can make brown eyes pop at nightrown eyes appear brown due to the presence of a pigment known as melanin the same pigment that causes skin to tan