2024 http://localhost:8080/xmlui/handle/123456789/2975 Fri, 10 Apr 2026 21:14:47 GMT 2026-04-10T21:14:47Z Soil pollution and remediation http://localhost:8080/xmlui/handle/123456789/3240 Soil pollution and remediation Wed, 01 May 2024 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/3240 2024-05-01T00:00:00Z Wastewater engineering (Design and application) http://localhost:8080/xmlui/handle/123456789/3222 Wastewater engineering (Design and application) Wed, 01 May 2024 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/3222 2024-05-01T00:00:00Z Non-conventional energy systems http://localhost:8080/xmlui/handle/123456789/3081 Non-conventional energy systems Wed, 01 May 2024 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/3081 2024-05-01T00:00:00Z Environmental policies and laws http://localhost:8080/xmlui/handle/123456789/2987 Environmental policies and laws Wed, 01 May 2024 00:00:00 GMT http://localhost:8080/xmlui/handle/123456789/2987 2024-05-01T00:00:00Z