June 2013

The challenge of future landfill: A case study of Malaysia

Landfilling is the most frequent waste disposal method worldwide. It is recognised as being an important option both now and in the near future, especially in low- and middle-income countries, since it is the easiest and the cheapest technology available. Owing to financial constraints, landfills usually lack of environmental abatement measures, such as leachate collection systems and lining materials. As a result, a...

Author(s): Sharifah Norkhadijah Syed Ismail, and Latifah Abd. Manaf

June 2013

Effects of gas flaring on rainwater quality in Bayelsa State, Eastern Niger-Delta region, Nigeria

The aim of the paper was to study the spatial effects of gas flaring on rainwater quality in Bayelsa State, Eastern Niger-Delta, Nigeria. The physicochemical variables were isolated from the analysis of rainwater samples from eight locations in the State, while mean monthly rainfall data for 2011 of the selected areas was collected from the Port Harcourt International Airport which has a distance of 15 km to the...

Author(s): E. E. Ezenwaji, A. C. Okoye and V. I. Otti

June 2013

Acute toxicity test of two pesticides diazinon and deltamethrin on spirlin (Alburnoides bipunctatus) larvae and fingerling

The present research was performed to determine and compare acute toxicity of diazinon and deltamethrin to spirlin larvae and fingerling. Diazinon and deltamethrin are common useful agricultural pesticides. LC50 of 24, 48, 72 and 96 h was attained by probit analysis software SPSS Version 16. Fish samples (21 fish in each test group) were exposed to different...

Author(s): Mohammad Forouhar Vajargah, Sayede Amene Hossaini and Aliakbar Hedayati