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Vegetated channels installed downstream of pond outlets can help to reduce temperatures through shading, although typically a long channel is needed to have an appreciable benefit on temperatures.
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Line 169: [[File:Shade balls brampton.jpg|thumb|500px|An example of an alternative option for thermal mitigation - White shade balls. These specialized balls were used to cover this pond as part of a thermal mitigation pilot project in the City of Brampton. Photo Source: TRCA, 2020. To read more about this novel option for thermal mitigation, click here: [https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/thermal-mitigation/evaluation-shade-balls-mitigating-summer-heating-stormwater-management-ponds Shade Balls study]<ref>Rocha, L., and VanSeters, T.2020. Evaluation of shade balls for mitigating summer heating of stormwater management ponds. Toronto and Region Conservation Authority, Vaughan, Ontario. https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/thermal-mitigation/evaluation-shade-balls-mitigating-summer-heating-stormwater-management-ponds/</ref>]]
in Esker Pond. Photo Source: TRCA, 2020<ref>Rocha, L., and VanSeters, T.2020. Evaluation of shade balls for mitigating summer heating of stormwater management ponds. Toronto and Region Conservation Authority, Vaughan, Ontario. https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/thermal-mitigation/evaluation-shade-balls-mitigating-summer-heating-stormwater-management-ponds/</ref><br>
→Other Options
===='''Other Options'''====
===='''Other Options'''====
[[File:Floatign island.png|thumb|450px|Example of a mature floating island in a stormwater management pond in the City of Brampton. Photo: CVC, 2016<ref>CVC. 2016. Floating Islands Low Impact Development Infrastructure Performance and Risk Assessment. May 2016. https://cvc.ca/wp-content/uploads//2021/07/MonPlan_Floating_Islands_Final.pdf</ref>]]
[[File:Floatign island.png|thumb|450px|Example of a mature floating island in a stormwater management pond in the City of Brampton. Photo: CVC, 2016<ref>CVC. 2016. Floating Islands Low Impact Development Infrastructure Performance and Risk Assessment. May 2016. https://cvc.ca/wp-content/uploads//2021/07/MonPlan_Floating_Islands_Final.pdf</ref>]]
Vegetated channels installed downstream of pond outlets can help to reduce temperatures through shading, although typically a long channel is needed to have an appreciable benefit on temperatures.
Underground detention chambers, have the potential to cool inflowing runoff and maintain temperatures suitable for discharge to cool water fisheries (Drake et al, 2015)<ref>McIntosh, N., Drake, J., Young, D. and Spencer, J. 2015. Modeling Sedimentation in Underground Stormwater Detention Chamber Systems. In International Low Impact Development Conference 2015: LID: It Works in All Climates and Soils (pp. 43-52). https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/low-impact-development/soakaways-infiltration-trenches-and-chambers/evaluation-of-an-underground-stormwater-detention-chamber-system-in-markham-ontario/</ref>
Underground detention chambers, have the potential to cool inflowing runoff and maintain temperatures suitable for discharge to cool water fisheries (Drake et al, 2015)<ref>McIntosh, N., Drake, J., Young, D. and Spencer, J. 2015. Modeling Sedimentation in Underground Stormwater Detention Chamber Systems. In International Low Impact Development Conference 2015: LID: It Works in All Climates and Soils (pp. 43-52). https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/low-impact-development/soakaways-infiltration-trenches-and-chambers/evaluation-of-an-underground-stormwater-detention-chamber-system-in-markham-ontario/</ref>
Ponds with large length to width ratios, oriented east-west with shading on the south side can also provide shading, although it will take several years for the shade to become established.<br>
Ponds with large length to width ratios, oriented east-west with shading on the south side can also provide shading, although it will take several years for the shade to become established.<br>
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[[File:Shade balls close up.jpg|300px]]<br>
[[File:Shade balls close up.jpg|300px]]<br>
A close up of the white shade balls used<br>
Photo Source: TRCA, 2020. A close up of white<br>
shade balls used in Esker Pond as part of a<br>
thermal mitigation pilot. An example of an<br>
alternative option for thermal mitigation.<br>
To read more click here: [https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/thermal-mitigation/evaluation-shade-balls-mitigating-summer-heating-stormwater-management-ponds Shade Balls study]<ref>Rocha, L., and VanSeters, T.2020. Evaluation of shade balls for mitigating summer heating of stormwater management ponds. Toronto and Region Conservation Authority, Vaughan, Ontario. https://sustainabletechnologies.ca/home/urban-runoff-green-infrastructure/thermal-mitigation/evaluation-shade-balls-mitigating-summer-heating-stormwater-management-ponds/</ref><br>
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