Answer:
Due to lack of technology.
Explanation:
It took several centuries before the civilizations of the two hemispheres had communication because of lack of technologies that can make a bridge of communication between two hemisphere. People are not interested in research and having old wrong beliefs that prevent them from growth and development but due to renaissance movement people get rid of false and wrong beliefs and work for the advancement of technology which leads to communication between two hemisphere.
Describing the problem is the first step in the basic structure
of a persuasive speech.
Answer:
D. generally much more expensive to produce than water produced using other methods
Explanation:
Producing freshwater through desalination usually being done for water that's taken from the sea. The water from the sea contains high amount of sodium, which will be unconsumable before we extract the sodium content. Desalination is the term for the process to extract that sodium.
This process is expensive. Typically, The desalination process could cost the producer around $0.13MM to $0.40MM per thousand
/day. Taking fresh water from other sources (such as clean river) will completely overlook this additional cost.