Answer:
wear a lab apron and safety goggles
True costa rica has many conservation programs
Hydrogen. That is how it is continuing to heat, the Hydrogen atoms are fusing to form Hydrogen, but at this point the majority is Hydrogen, eventually it will be majorly Helium, then Carbon.
The last statement is the correct answer. However, the second question is theoretically historically correct, for Иосиф Сталин (Joseph Stalin) practically controlled the entire government of the USSR with his oppressive ultra-authoritarian non-democratic Stalinist-"Communist" regime.
Answer: I would say the answer is D
Explanation: If population growth wanes the number of middle aged and younger people in the workforce drops. This slows down the production of many things leading to a plethera of problems. A good example of this is the current situation in Japan. They have virtually no population growth and an increasing amount of elderly with no care or support systems.