The main reason for the difference in the mass extinction occurring today and previously is the pace of the current extinction. The extinction is taking place globally and involves hundreds of species at the same time. In less than 50 years, we have lost numerous species. In contrast to this, previously during the mass extinction, only a few species were lost, and other managed to survive. But, not the status is opposite due to the magnitude of the extinction.
Answer:
Raise the beams in less time
Explanation:
As the crane carries the beams in a lesser time its energy will reduce by time
The pigments phycoerythrin and<span> </span><span>phycocyanin</span>
No, though if you want to be 100% safe, use a special mask, but if you don't have one just a cloth or scarf will let you to be safe for about 1 hour
