Specialized help for dry skin. 1  1. Trade an exfoliating scrub for a baby's washcloth. 2  2. Protect your skin with petroleum jelly. 3  3. Wash your skin with milk.  4. Apply an aloe 1  mask. 5. Use a very small amount of hydrocortisone cream on your eyelids.  6. Try an occasional egg facial.
Human impacts. Most of the main causes of extinction are caused directly or indirectly by humans. Humans negatively impact the environment for controlling and artificially causing fires, shifting agriculture cultivation with unsustainable techniques, grazing by domesticated animals, overkilling species (Pleistocene overkill), etc.
Artist's impression of a major asteroid impact. An asteroid with an impact strength of a billion atomic bombs may have caused the extinction of the dinosaurs. A global catastrophic risk is a hypothetical future event that has the potential to damage human well-being on a global scale. Some events could cripple or destroy modern civilization. Any event that could cause human extinction is also known as an existential risk.