15 1 50 Saving the Earth anna claybourne Primary Author Richard Kelly Editor mixed material 9781786170538 Essex, United Kingdom Miles Kelly 2016 7405.jpg.jpg Joanna cole Primary Author Bruce Degen Illustrator mixed material 9780545655996 New York, United States Scholastic Inc. 2014 lsdkjflksjdlfkjsldkjflksjdlkfjoiwjii232432.jpg.jpg Ruth Spiro Primary Author Irene Chan Illustrator mixed material 9781580899260 United States America Charlesbridge Publishing (U.S.) 2018 71GvoglYYbL._SL1401_.jpg.jpg Green Montessori School Primary Author mixed material Jakarta Green Montessori School 2023 cover_magazine-what-s-inside-pre-k-20240911092920.jpg Greenhouse Gases and the Ozone Layer Daniel R. Faust Primary Author mixed material 9781404242609 ‎Powerkids Pr 2007 cover_global-warming-greenhouse-gases-and-the-ozone-layer-20230202084152.jpg Greenland Ground Zero For Global Warming mixed material USA National Geographic 2010 National_Geographic_Greenland_Ground_Zero_For_Global_Warming.jpg.jpg Gouri mirpuri Primary Author mixed material UPPER STUDENTS GREEN MONTESSORI SCHOOL Primary Author mixed material Tedd Arnold Additional Author mixed material 0590597744 green_wilma.jpg.jpg Gouri mirpuri Additional Author mixed material Wadah Titian Harapan mixed material Hoboken, NJ PT. Mandiri Jaya Abadi 2008 mixed material Washington, D.C. Publications International, Ltd 2011 National_Geographic_The_Birth_of_Religion_The_World_First_Temple.jpg.jpg Ayo hemat listrik Agus setiawan Additional Author Andrea Additional Author mixed material Jakarta Erlangga Kids 2009 Ayo hemat kertas Agus setiawan Additional Author Andrea Additional Author mixed material Jakarta Erlangga Kids 2009 Ayo gunakan sepedamu Agus setiawan Additional Author Andrea Additional Author mixed material Jakarta Erlangga Kids 2009