I believe it is false. Hope it helps!
Answer:
Requires a difficult set of negotiations: different income levels and set of priorities.
Explanation:
To bring nations of the world to act together in addressing environmental issues that spill over national borders requires difficult set of negotiations between the countries: different income levels and set of priorities.
For example high income countries are the primary producers of greenhouse gases, they might sign agreement with low income countries to reduce their greenhouse effect because most low income countries are still battling of improving food production, healthcare system, and many more so they are not particular about technologies to cause pollution and greenhouse effects. The high income countries can pay low income countries not to produce greenhouse gases which is not their priorities at the moments. Their major priories is the provision of basic necessities of life
Answer:
The left side of the equation will result in a rational number, which could be a non-perfect square.
Explanation:
According to the Pythagorean theorem, the sum of the squares of the legs of a right triangle is equal to the square of the hypotenuse.
Take 

As
,
Here, 29 is not a perfect square.
So, c is irrational.
If a is a rational number and b is a rational number, c could be an irrational number as the left side of the equation will result in a rational number, which could be a non-perfect square.
The answer is "general intelligence (g) factor".
General intelligence, otherwise called as g factor, alludes to the presence of a wide mental limit that impacts execution on subjective capacity measures. Charles Spearman first depicted the presence of general intelligence in 1904. As indicated by Spearman, this g factor was in charge of general execution on mental capacity tests. Spearman noticed that while individuals unquestionably could and regularly excelled in specific zones, individuals who did well in one zone tended additionally to do well in different regions.
For instance, a man who does well on a verbal test would likely additionally do well on different tests.