The correct answer is - 2. Earth's climates have changed and are likely to change in the future.
From what is known for the geologic past of the Earth, our planet's climate has been changing numerous times. The climate on the planet has varied from being predominantly wet tropical climate, to having ice ages, having multiple different climate types at the same time... The reasons for the changes in the Earth's climate are numerous, with the Sun's radiation, tectonic movements and activities, volcanic activity, outside influences like asteroid and meteorite collisions, the vegetation, and all of them have managed to create a very colorful climate history of the planet. This trend of climate change should continue in the future as well, as all of the aforementioned factors are still influencing the climate and on top of that the humans have become a factor in the climate change too.
"Devils on horseback with guns" have been accused of genocide against non-Arabs in the Darfur region of <span>Sudan</span>.
I think the correct answer from the choices listed above is option B. A valley of rolling hills is an example of anticlines and synclines. Anticlines<span> are folds in which each half of the fold dips away from the crest. </span>Synclines<span> are folds in which each half of the fold dips toward the trough of the fold.</span>
Geographycally speaking, Russia is situated North and West of China.
They are both countries which expand on a vast territory and confine with many countries:
China also confines with: North Korea on the East, Mongolia on the North, Kazakistan, Kirghizistan, Tagikistan, Afghanistan, Pakistan and India in the West, and Nepal, Bhutan, Myanmar, Laos and Vietnam in the South.
While Russia confines with: Kazakistan, Mongolia and Georgia on the South, Ucraina, Belarus, Latvia, Estonia and Finland on the West.