The correct answer is - A. Desertification is increasing, and the desert is expanding.
The Sahara desert has been expanding in the past decades, and it has started to overtake territory south of it. This is mainly due to climate changes, the precipitation has been decreasing, the temperatures have been rising, so the desert has slowly crippled into the territories that were once steppes and savannas. There is an organized action from the people that leave on the borderline of the desert, where they have been thought some techniques as to how to stop the desert growing, and they have gladly accepted it and work hard on it. Initially it seems that there are positive results, but for sure only the time will tell.
Answer:
The Printing Press
Explanation:
In the 15th century, an invention called the printing press enabled people to share knowledge more quickly and widely. Civilization never looked back. Knowledge is power, as the saying goes, and the invention of the mechanical movable type printing press helped disseminate knowledge wider and faster than ever before.
The Guayas River flows through Guyaquil, which is the largest city in
Ecuador. However, it is not the capital city, which is Quito. The Guayas
River has it's name, because it flows through the Guayas province. The
Guayas River does not flow into any ocean or sea. Guayaquil is also the
most populated in Ecuador. The city underwent relatively recently an
"urban renegation" to attract more tourists to that particular region of
Ecuador. This was also to help boost the economy, since at the moment
it mostly consists of small and medium businesses, agriculture and
aquaculture.