Green water is created by planktonic algae cells suspended in the water. The green water condition in backyard koi ponds and water gardens is typically a symptom of an under filtered pond. The nutrient levels (a.k.a algae food) in your pond are rising faster than the filter system can break them down.
Having considered the above-mentioned factors, you're ready to determine the number of calories you burn while cycling. For example, if you weigh 120-175 pounds and bike at an average rate of 10 mph, you will burn 215-240 calories per half hour. If you weigh 200-250 pounds and bike at the same speed, you will burn 300-360 calories per half hour.
1 Riding a dirt-bike off roadâburns more calories than riding street bikes or cruisers. 2  Riding a pedal mopedâburns more calories because of the extra energy you need to spend pedaling.  Bicyclingâit is one of the biggest calorie burners. A 230 lb bicyclist riding vigorously can burn 1750 calories in 1 hour.