Answer:
Explanation:
If the differences in the time of arrival of each wave is measured, the distance can be calculated. The more the difference in their time of arrival, the more the distance and this distance can be in any direction. If distance is used as the radius on the circle that will mean that the disturbance must have taken place on the circle.
If you place a telephone call to two people with similar measurements about this same event at different places, then their circles can be transfered to your own map, the point of intersection of this 3 circles is the location of disturbance.
Answer:
It could be used by terrorists as a means of biological warfare
Explanation:
Answer:
<u>Climate change as catastrophic, irreversible this article is taken from Guardian news</u>paper.
Explanation:
- As global warming is a long rise in the average temperatures of the earth climate it's a major aspect o climate change taking place all over the world. And it is measured by the rise in rising in surface temperature both on land and in oceans and measured continuously as its growth is continuous.
- According to the IPCC panel the the global rise in temperature form 2.8 degree to 4.8 degrees in 21st century and the possible costs associated to this event site migration of species from these place, along with the environmental impact of mass extinction or relocation natural ecosystems such as coral reefs, mountain chains and shrinking of arctic and antarctic poles.
- Various NGOs have come up that try to mitigate this change in the evolution of natural gases, either by climatic engineering or by adaptation of habitats. NASA, UNFCCC and G77 nations have taken this step towards the prevention of climatic change.
