Author: Claudia Williamson

The Definition of Evolution Biology

  The term “evolution” is an apt term for this subject, because evolution is essentially a change in the heritable characteristics of biological populations. Genes are passed down from one parent to another during reproduction. The process of evolution is a natural process that changes the expression of genes and, hence, the biological population. It…

continue reading
No Comments

What is Climate Change?

Scientists are using data collection and computer simulations to learn about Earth’s climate. These instruments measure the climate on the short and long time scales. Satellites constantly monitor the atmosphere, sea levels and land surface conditions, and ships equipped with sensors collect data about salinity and temperature over long time periods. In addition to observing…

continue reading
No Comments

Are Birds Feeling the Heat in a Warming Arctic?

The question is, “Are birds feeling the heat in the warming Arctic?” Researchers in the Arctic are trying to find out. The average temperature of the region is already two degrees higher than the global average, but the warming Arctic is warming twice as fast as the rest of the planet. Because it is warmer,…

continue reading
No Comments