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What else can I help you with?
How much of the earth's surface has been covered by water?
70 percent
What percent has life been on earth?
95
What percentage of Earth's water is dirty?
Roughly 4% of Earth's water is considered dirty or contaminated. This includes water found in polluted rivers, lakes, and groundwater sources that have been impacted by human activities such as industrial pollution or agriculture runoff.
What is undistilled water?
Undistilled water has not underwent the distill process. The distill process purifies the water so undistilled water is not water that has been cleaned.
For approximately what percent of earth's total history has man been in existence?
.003 %
Can grow room charcoal air filter be cleaned?
No, because the charcoal has absorbed the impurities in the air or water. What has been absorbed can't be cleaned out. Throw it away a buy a new one.
What is a water break free surface?
has to do with alkaline dip tanks.. Water break free surface is a 10 second retention of water on a surface that has been cleaned and rinsed of its alkaline.
Which of the planets has water been discovered?
The Earth and the Neptune has Water that been discovered really interesting
What has 40 percent salt and 60 percent water?
Probably they are looking for a type of sea. If you been studying bodies of water in school you might recall.
How long have there been modern humans on Earth in percent?
Modern humans, or Homo sapiens, have been on Earth for about 0.2% of Earth's history, which is approximately 200,000 years. Earth is estimated to be around 4.5 billion years old.
Has all the water on earth been through the water cycle?
yes and no
What would be the danger of releasing used water that has not been properly cleaned back int the environment?
It could pollute many water supplies since bacteria in the water spread diseases.
