Answer:
they help us know how earth was formed
Explanation: they have helped us know how the earth was formed, how impacts changed/ have altered earths history and life on our planet
The answer is - 30.
In the last 800,000 years, in a span of 1,000 years it never happened that the CO2 go upwards or downwards for more than 30 ppm. It has always been a slow process in this period and as much as the jumps were big, that never surpassed this number. On the other hand we are witnessing that this has happened nowadays in just 13 years, and that is very concerning because such rapid changes of CO2 in the atmosphere brings rapid changes in the climate and it will be a global catastrophe if this trend continues.
Answer:
1. It depends on what the local weather is like. If there is suppose to be a severe thunderstorm then most likely air flights won't be working until the storm is over. This is because air flight can be very dangerous during a thunderstorm since the airplane could be going in the direction of storm. (also things like fog, ice storms, and snow storms can be dangerous as well)
2. (I will give you several to choose from)
- Always stay indoors because the power of the wind
- Stay away from windows
- If home isn't on high ground go to a shelter
- If Emergency managers tell you to evacuate <u>THEN DO SO</u>
Explanation:
(I hope this helps! Have a great day)
Here are some examples of cyrosphere:
Since cyrosphere is defined as part of the earth's surface that is frozen for some part of the year, the examples are glaciers, ice caps, ice sheets and sea ice.
Hope this helped :)
Have a great day