Evaluation of change in the peat soil properties affected by different fire severities.

The tropical peatland ecosystems of Indonesia provide direct economic benefits to local communities and act to maintain local weather patterns. The impact of burning tropical peat swamp forests of land clearing for palm oil plantations can have significant consequences on the change in the characteristics of peat soil. The aim of this study was to determine the physical, chemical, and biological properties of peat soils by field and laboratory testing and analysis to understand changes in the nature and characteristics of peatlands at four locations in the Pelalawan Regency of Riau Province.

Biometric and genetic differences in kelabau ( spp.) as revealed using cytochrome c oxidase subunit 1.

Kelabau ( spp.) is a freshwater fish commonly found in the rivers of Riau, Indonesia. Researchers believe that these are ; however, accurate taxonomic determination of these fish in Riau waters has not been made.

The Factors of Affect Indoor Air Quality Inpatient at Private Hospital, Pekanbaru, Indonesia.

Background: Air quality in inpatient rooms influenced by several factors. Room not qualified health can cause disease and can spread through equipment, the material used, food and drink, health workers, patients and visitors.

Aim: The purpose of this study is to know the factors that affect air quality in the inpatient room at a private hospital, Pekanbaru.

Characteristics and Factors Associated with Medical Waste Management Behaviour in Private Dental Health Services in Pekanbaru City, Indonesia.

Background: Medical waste is a problem when its amount is accumulated as well as the way the private dental healthcare still manages improperly.

Aim: This study aims to define types and the number of medical wastes, also to analyse behaviour toward waste management and its associated factors.

Material And Methods: The research used a quantitative analytic approach and cross-sectional design with 149 private dental practice populations in total.