Why are scientists interested in the Arctic region?
At the same time, researchers from NASA (United States) were interested in CH4 emissions from the Arctic side. Because in this region, which is warming faster than the rest of the planet, permafrost, this layer of soil, in principle perpetually frozen, has started to thaw.
Are there any countries above the Arctic Circle?
the Arctic Council, made up of the eight nations with territory above the arctic circle. issued an 1800 page report on climate changes in circumpolar regions, representing four years of work by more 300 scientist. the report warned that arctic regions are warming.
How many hotspots are there in the Arctic?
Then, they flew over 30,000 km2 of the Arctic region. result: they identified two million of what they call hotspots. That is to say, zones with a CH4 excess of 3000 parts per million between their onboard sensor and the ground.
Where can I practice the sat for free?
You can also practice at Khan Academy ®, where you’ll find thousands of questions approved by the College Board, eight official SAT practice tests, and personalized study plans based on your results.
Which is the best answer for sat question 7?
Answer Explanations SAT Practice Test #7 Section 1: Reading Test QUESTION 1. Choice D is the best answer. The final sentence of the first paragraph makes clear that before adopting his daughter, the weaver Silas was greedy for gold and chained to his work, “deafened and blinded more and more to all things except the monotony of his loom.” But after
How many questions are there on the reading SAT?
The Reading SAT is one of two tests that combine to form the greater Evidence-Based Reading and Writing Section of the SAT. The Reading SAT consists of 52 multiple-choice questions, which you’ll have 65 minutes to complete. These questions are all based on reading passages that are between 500-750 words.
Can you read every word on the SAT?
On the actual SAT, it’s unlikely that you will be able to read every word in much depth. Another tip to employ as you read passages such as these is deep interest engagement. Sometimes, the Reading SAT can be — put kindly — a little dry. If that’s the case, you need to convince yourself that it’s actually very interesting.