Lincoln Technical Institute. Lincoln Technical Institute offers hands-on career training programs for a variety of fields including Automotive, Health Sciences, Business and Information Technology, Skilled Trades, Spa and Cosmetology and Culinary.
In 1969 at a UNESCO Conference in San Francisco, peace activist John McConnell proposed a day to honor the Earth and the concept of peace, to first be celebrated on March 21, 1970, the first day of spring in the northern hemisphere.
Explain two reasons why having an oxygen-rich atmosphere is important for life on Earth. 1.) We need an oxygen-rich atmosphere for life on Earth to breathe and survive. We need oxygen to simply be alive. 2.) We need an oxygen-rich atmosphere (creating the ozone layer) to protect life on Earth from harmful ultraviolet radiation.