https://iwbsa.org/home daily 1.0 2026-03-04 https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592487224577-HI8S32UJDF5U3LMPB5ZG/CF3.jpg Home https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592487030463-IM68XGP04P56P51YZ4MK/CF9.jpg Home - BACKGROUND Find out more about composting worms and the benefits of vermifiltration. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592490502681-X2JI74AKQLZ3JRJK5H44/CF1.png Home - Resources A collection of useful resources for WASH professionals. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592490736091-2KVMAIGPDH6NSQLSXBHP/CF2.png Home - CONTACT Still have questions? https://iwbsa.org/background daily 0.75 2023-02-07 https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1594652931868-PCUAMP5SH4AUBH7L93SG/WG1.jpg Background - Vermifilter toilet in India, showing the superstructure and the lid of the vermifilter in the ground behind. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592488461990-QHETPMO7JWRSGGDFQXE6/CF7.jpg Background - Concrete block vermifilter under construction in Liberia. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592488441418-3PI1K94FVFF7R4KLCHMS/CF6.jpg Background - Vermifilter toilets in Myanmar, vermifilter can be seen in the background behind the superstructure. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592999113689-OX1MDBGVMLLJLSYXHLUM/Tiger+Bio+Filter+STP+500000+lit+per+day+in+Pune+%281%29.jpg Background - TBF sewage treatment plant in Pune, India https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592999114546-EZIXPHVF9IOJYRQ0K2GI/FSTP+inside+photo+TBF+beds+for+sludge+decomposition+%281%29.jpg Background - TBF faecal sludge treatment plant in Waynad, India https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592999109943-2Y37NYRFKHNUPJI87F2K/fstp+treatement+waynad+photo+%281%29.jpg Background - Effluent from various stages of the faecal sludge treatment plant in Waynad, India. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1594652606894-8QBS9Q195DB7C42QHLFF/CF5.jpg Background Composting worms being farmed in India. https://iwbsa.org/publications daily 0.75 2026-02-20 https://iwbsa.org/contact-us daily 0.75 2020-06-09 https://iwbsa.org/page-not-found daily 0.75 2020-06-09 https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1591720674885-Z6RP0FA412U796O58IYV/DSC_0337.JPG Page Not Found https://iwbsa.org/contributors daily 0.75 2026-03-06 https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592919625184-39LZ2BH0725465881XW9/MT.jpg Contributors https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592919762080-8BZLWKZSI5SRYCP00UC5/WG.JPG Contributors https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592921586622-8IRYE0BZ9J3YTGZZCYEO/CF Contributors https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592921616700-OQQ0TSQIVVQMOW79LBJL/AB Contributors https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1592996188256-57XNUOJF7D5O8U6PLLKN/AO Contributors https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/bb64461b-9b6a-48a5-a71d-702044c1a51b/Sathre_photo.JPG Contributors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/6214ad9f-8ae1-4d02-91a7-d2cfeeb2a567/wp10522373.jpg.webp Contributors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/9bfceebb-70ed-403b-81ed-b4cf8480febe/Satoshi_Kitamura.jpg Contributors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/73a38b16-8946-45b4-be24-2c599142c252/headshot.png Contributors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/42b64198-6a56-4f92-b188-f027ed877c0c/Vivine-Tuyizere-Water+For+People+Rwanda.jpg Contributors - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://iwbsa.org/impact daily 0.75 2026-03-04 https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/66d702c8-1201-4695-8ff0-bf8aef7c2596/Screenshot+2026-03-04+at+14.27.13.png Impact Worm-based sanitation solutions have been installed in Bangladesh, Ethiopia, India, Ghana, Kenya, Liberia, Malawi, Pakistan, Malawi, Myanmar, Rwanda, Sierra Leone, Switzerland, Uganda, and the United States. https://images.squarespace-cdn.com/content/v1/5ec6450cef07e82d46cf1ea9/1594721376299-UCRIC72ZPOCT5WDNW9GJ/CF4.jpg Impact A newly completed vermifilter toilet in India. https://iwbsa.org/research-projects daily 0.75 2026-01-13 https://iwbsa.org/advocacy-tab daily 0.75 2026-02-20