Search Results | natural environment
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Desalination Plants: The Future of a Sustainable Water Supply
science.howstuffworks.com/environmental/earth/oceanography/desalination.htm
Desalination is the process of removing the salt from seawater, which turns the water into fresh drinking water. Learn about desalination.
10 Extinct Hominids
science.howstuffworks.com/environmental/earth/geology/10-extinct-hominids.htm
Decades of fossil discoveries have revealed much about the extinct members of our hominid family tree, but we're far from having all the answers. What have we learned from some of these fascinating finds?
How can parts of Canada be 'missing' gravity?
science.howstuffworks.com/environmental/earth/geophysics/missing-gravity.htm
For more than 40 years, scientists have tried to figure out what's causing large parts of Canada to be "missing" gravity. The force of gravity around Hudson Bay is lower than surrounding areas. Learn about two theories that may explain the phenomenon.
Why do rhinos charge anything unfamiliar?
animals.howstuffworks.com/mammals/rhinos-charge.htm
Rhinos charge potential threats, including inanimate objects every once in a while. Learn why rhinos charge and what their biggest threat is.
Are zebras black with white stripes or white with black stripes?
animals.howstuffworks.com/mammals/zebra-stripes.htm
Whether you think zebra stripes are black or white, you can't deny they make a fashion statement. Learn how zebra stripes form and what color they are.
There Are More Animals That Start With 'X' Than You'd Expect
animals.howstuffworks.com/animal-facts/animals-that-start-with-x.htm
Scientists have developed several methods for grouping different members of the animal kingdom by species or unique characteristics. However, there is arguably no better method for learning fun facts than by listing animal names alphabetically. These are just a few animals that start with X.
The Amygdala: Gatekeeper of Human Fear
health.howstuffworks.com/human-body/systems/nervous-system/amygdala.htm
HowStuffWorks takes a look at the amygdala, how it works and whether people can live without one.
What are emotions, and why do we have them?
science.howstuffworks.com/life/what-are-emotions.htm
What are emotions? What is their purpose? Read this article to learn about emotions and the reasons why we have them.
Are Tasmanian Devils Fighting Their Way Out of Extinction?
animals.howstuffworks.com/mammals/tasmanian-devil-extinction.htm
Tasmanian devil extinction is a possibility; even at birth, their lives are fraught with survival hardships. Read about the cause of Tasmanian devil extinction.
Lepidolite: Exploring the Geological Origins and Metaphysical Properties
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/lepidolite.htm
Is it just a pretty crystal or a POWERFUL source of calm? Discover the SHOCKING truth about its lithium content and healing abilities!