Extracted from a flower, echinacea is the most widely used botanical in the creation of herbal medicines in the U.S. Clinical studies have suggested that when it is taken at the onset of a cold, echinacea stimulates the immune system.
Favonian is defined as of or pertaining to a west wind.
Fingernail polish often contains four or five chemicals the Environmental Protection Agency calls potentially harmful. If a person bought fingernail polish in a 55-gallon drum, the empty drum could not be legally thrown into a landfill. It would have to be transported to the nearest state-regulated commercial hazardous-waste disposal facility. As many as 350,000 nail-polish bottles find their way into the average U.S. municipal waste landfill every year.
Fish can be susceptible to seasickness.
Fog is made up of tiny droplets between 1 and 10 microns across; mist droplets are even smaller, less than 1 micron. One micron equals about 1/200th of the thickness of a human hair..
Fogs over the seas on the Grand Banks, Newfoundland, Canada, can last for weeks on end. These are the longest-enduring fogs recorded in the world.
The temperature of lava is dependent on the geographic location. For example, Hawaiian lava can be as hot as 2,140 degrees Fahrenheit. By contrast, lava from mountains like Mount St. Helen's can be several hundred degrees cooler
The top three cork-producing countries in the world are Spain, Portugal, and Algeria.
The angle between the main branched of a tree and its trunk remains constant in each species — and this same angle is found between the principal vein of the tree's leaves and all its subsidiary branching veins.
The total water content of the oceans on Earth would take one million years to be cycled through the atmosphere as part of the water cycle.
The average daily growth of a bamboo plant is 35.4 inches.
Many parts of a tree can die without killing the whole tree. In fact, much of a normal, healthy tree is dead — the wood in the center, for example.
The town of Tidikelt in the Sahara Desert once went ten years without rainfall.
The average life expectancy of a white ash tree is 275 years.
Melting ice absorbs almost as much energy in changing to liquid water as is needed to heat the water from freezing to boiling.
The town of Tororo in Uganda had thunder on a average of 251 days each year during the period 1967-1976, the highest number on record.
The average mature oak tree sheds approximately 700,000 leaves in the fall.
Minus 40 degrees Celsius is exactly minus 40 degrees Fahrenheit. This is the only temperature for which the readings on both scales are equal.
The trunk of the African Boabab Tree is sometimes as wide as the tree is high. The tree is pollinated by bats, and its blossoms open only in moonlight.
The average pollen particle is less than the width of a human hair. Pollens can remain on your skin and hair for hours after spending time outdoors. Pollens can travel as far as 400 miles and up to two miles high in the air.
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