When organisms are “naturally selected” it means that they were born more adapted to their environment than others might be. When these more “fit” organisms reproduce, their traits are carried on to some of their offspring. As this trend continues over time, the population will be more adapted to their surroundings. A population going through this kind of trend results in the population being very different than it used to. This is the population evolving over time and changing.
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Hope this helps! Feel free to change it as you wish, but that’s my understanding of this. Luckily, I’m on this same unit and we’ve learned this stuff :D
Somalia is in stage 2 of the Demographic Transition Model because it has a increasing RNI, decreasing CDR, and a very high CBR. It undergoes a population explosion also. The sanitation is getting better, but there are still diseases such as AIDS and HIV.
Answer:
When you think of environmental pollution, it typically comes in seven different types. These include air, water, land, radioactive, thermal, light, and sound pollution. Explore the definition and causes of each type of pollution.