Changes

<p> Due to their limited water retention capacity, many green roofs are coupled with a cistern to capture the excess water. It then becomes desirable to use as much harvested water to regain the cistern capacity,  Green roofs can be irrigated to saturation daily throughout the growing season without damaging the vegetation. </p>  

<p> Due to their limited water retention capacity, many green roofs are coupled with a cistern to capture the excess water. It then becomes desirable to use as much harvested water to regain the cistern capacity,  Green roofs can be irrigated to saturation daily throughout the growing season without damaging the vegetation. </p>  

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<tr class = "success"><td>Irrigation technology</td><td>Benefits</td><td>Disadvantages</td></tr>

<tr class = "success"><td>Irrigation technology</td><td>Benefits</td><td>Disadvantages</td></tr>

<tr><td>Spray</td><td>Maximizes evaporation</td><td>Requires higher [[Water Quality|water quality]] standard. </td></tr>

<tr><td>Spray</td><td>Maximizes evaporation</td><td>Requires higher [[Water Quality|water quality]] standard. </td></tr>