One of the first scientists of the renaissance to advance taxonomy through firsthand observations was

The correct answer would be - Valerius Cordus.

Explanation:

Valerius Cordus was one of the initial scientists of the renaissance period to work on advancing the taxonomy by observing the organisms firsthand. He was a German physician and botanist.

He wrote a book about the history of the herbals and also authored one of the finest pharmacopeias.  He was also synthesized the ether and hugely appreciated for this.

Thus, the correct answer would be - Valerius Cordus.

texas-flood watch and coastal flood barriers

california-try and look for under ground water stream

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds