Over the past 20 years, the efforts of the united states have decreased the amount of pollutants in the environment.

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny.i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dancer so i get cardio a lot)

How could natural selection best be used to explain the evolution of the white fur of arctic fox

Many 1. why should teens be aware of health issues such as healthy sexuality, dealing with conflict, healthy decision making and cpr? 2. explain why in the gym these following rules are very importanta. wearing the proper outfit/equipmentb. make sure people around you are aware c. check for hazardsd. make sure all the equipment is set up properly e.make sure to know where the nearest first aid kit/aed is3. pick a sport out of the following and volleyball, basketball, soccer, ringette, badminton.a) what are the 3 most important aspects/skills to learn in order to perform this activity well? b) explain how each aspect/skill is important when playing the game.c) describe 2 points of strategy you could use to you be successful at this activity.