Hsy
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HSY reduces climate emissions from wastewater treatment – Treatment plants achieved record results
The greenhouse gas emissions from the wastewater treatment plants of Helsinki Region Environmental Services HSY were at a record low in 2025. The level has remained low to this day. The greenhouse gas emissions from HSY’s wastewater treatment processes decreased […]
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An increasingly large proportion of waste goes into the right container: recycling is developing in a positive direction in the HSY region
Residents are increasingly sorting their waste in the Helsinki Metropolitan Area and Kirkkonummi. The Helsinki Region Environmental Services HSY reports that the total amount of waste collected from properties decreased […]
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Helsinki Metropolitan Area wastewater treatment plants reach record high – nutrient load into the Baltic Sea lowest ever
The wastewater treatment plants in the Helsinki Metropolitan Area achieved their best ever purification results in 2025. According to the Helsinki Region Environmental Services (HSY), nutrient loading into the Baltic Sea has fallen to a historically low […]
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HSY expands four-bin collection to single-family homes – aiming to increase packaging waste recycling
Helsinki Region Environmental Services HSY is expanding multi-bin collection of packaging waste in June in the Helsinki Metropolitan Area and Kirkkonummi. The aim is to make sorting at home easier and to get a larger share […]
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Compost granny became a social media phenomenon – Compost inspections have proven to be challenging because there is no composter to be found
Does your composter meet the required criteria? Are you composting your biowaste according to regulations? This year, regional waste management authorities have sent official compost inspectors to residents’ composters across […]
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HSY rents well-maintained office premises in Kiviko with excellent connections
COMMERCIAL COOPERATION Helsinki Region Environmental Services HSY is renting immediately available, good-quality office premises in Kiviko. There are two separate office spaces available for rent, 142,2 m² and […]
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“A reminder of why I got into this field” – Waste management can protect nature, which in turn protects people
(For subscribers.) The Earth rotating in space. Our fragile, beautiful, blue planet. It was projected onto the wall of the seminar hall as a simple and irrefutably powerful message by the Finnish Waste Management Association in October […]
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HSY's new art waste truck transports maidenhair ferns – "Art on the side of a waste truck surprises and awakens"
Helsinki Region Environmental Services HSY has once again launched a new art waste truck. The “Meidonkorento” (The Ladybug), illustrated by artist Jirka Vinse, reminds us of the importance of biodiversity and clean waterways […]
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