Rain can wash different types of contaminants into the water you collect for example bird poop on your roof could end up in your water barrel or tank.
Green roof water collection.
Rainwater can carry bacteria parasites viruses and chemicals that could make you sick and it has been linked to disease outbreaks 3 4.
Green roofs mitigate water runoff and sewer overflows.
Green roof systems are one of the best ways to manage stormwater runoff by reducing and delaying.
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Green roofs vegetated roofing roof gardens rain gardens bioretention rainwater collection rain water harvesting.
By using green roofs as rainwater capture areas the amount of collected water for reuse will be reduced already due to the absorbed amount of water in the system itself.
Up to 75 of rainfall is absorbed by an extensive living roof and up to 90 is absorbed by an intensive green roof system.
Green roofs can be effective in both urban and rural areas as a solution to managing rainwater drainage.
Many studies in europe and north america have shown that green roofs can improve the water quality of the stormwater that leaves a roof with vegetation and substrates on it.
Green city resources is a cincinnati northern kentucky based woman owned landscaping company specializing in the design installation and maintenance of stormwater management systems.
Excess water drips from the roof gradually so drains are not overwhelmed by a sudden deluge.