The northern hemisphere? I don't completely understand the question.
The Tea Act would serve as to limit enforced inflation on tea stock internationally due to eased export, as well as to aid financially crippled British East India Company.
The Tea Act would also lead to tea prices being unfairly regionally based, rather than fairly marketed. Increased company profits don't necessarily stimulate economy.
Answer:
Sponges were among the earliest animals. While chemical compounds from sponges are preserved in rocks as old as 700 million years, molecular evidence points to sponges developing even earlier.
