# data[].attributes.body
http://www.need.org/Files/curriculum/infobook/HydroE.pdf

# data[].attributes.body
http://www.need.org/Files/curriculum/infobook/HydroI.pdf

# data[].attributes.body
http://www.need.org/Files/curriculum/infobook/HydroP.pdf

# data[].attributes.body
http://www.renewablegreenenergypower.com/hydroelectric-energy-power-pros-and-cons/

# data[].attributes.body
http://energyinformative.org/hydroelectric-energy-pros-and-cons/

# data[].attributes.body
https://www.nationalgeographic.com/environment/global-warming/hydropower/

# data[].attributes.body
https://www.kidsdiscover.com/teacherresources/whats-good-and-whats-bad-about-hydropower/

# data[].attributes.body
http://easyscienceforkids.com/best-hydropower-facts-video-for-kids/

# data[].attributes.body
http://www.eschooltoday.com/energy/renewable-energy/hydro-energy.html

# data[].attributes.body
http://www.kids.esdb.bg/hydro.html

# data[].attributes.body
https://www.tvakids.com/electricity/hydro.htm

# data[].attributes.body
http://www.alliantenergykids.com/energyandtheenvironment/renewableenergy/022399

# data[].attributes.body
https://www.eia.gov/kids/energy.cfm?page=hydropower_home-basics