1. Heat, Pressure, and Chemically active fluids
2. When the molten rock cools it forms igneous rock. Metamorphic rocks can form from either sedimentary or igneous rocks. The sedimentary particles from a sedimentary rock is formed can be originated from a metamorphic, an igneous, or sedimentary rock. All of these types of rocks can be melted to form a magma.
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Answer:
The decline in Japan's fertility rate has been attributed to several factors such as changing lifestyles, people marrying later in life or not marrying at all, and the economic insecurity of younger generation. Increasing life expectancy is another driving force behind the aging trend.
-(thediplomat)
When dry sand and water are both exposed to equal amounts of light, you will find that water is cooler than sand.
This is because the amount of heat needed to heat the water is less than that needed to heat sand, thus, sand heats faster.
Answer: Plastic Pollution
In 1950, the world produced more than 2 million tons of plastic per year. By 2015, this annual production swelled to 419 million tons and exacerbating plastic waste in the environment.
A report by science journal, Nature, determined that currently, roughly 11 million tons of plastic make its way into the oceans every year, harming wildlife habitats and the animals that live in them. The research found that if no action is taken, the plastic crisis will grow to 29 million metric tons per year by 2040. If we include microplastics into this, the cumulative amount of plastic in the ocean could reach 600 million tons by 2040.
Shockingly, National Geographic found that 91% of all plastic that has ever been made is not recycled, representing not only one of the biggest environmental problems of our lifetime, but another massive market failure. Considering that plastic takes 400 years to decompose, it will be many generations until it ceases to exist. There’s no telling what the irreversible effects of plastic pollution will have on the environment in the long run.