2021

From the dataset abstract

This dataset provides statistics on the area and environment in Helsinki Statistical Yearbook.

Contents

• Area and population density by major district
• Land ownership
• Green areas managed by Urban Environment Division
• Air temperature and water-level
• Precipitation, humidity and hours of sunshine
• Respirable particles, nitrogen dioxide and ozone in the air
• Green house gas emissions corresponding to consumption in Helsinki
• Sewage treatment
• Water quality in certain sea areas in Helsinki
• Waste received at Ämmässuo dump by waste class
• Problem waste and recycled matter collected by Helsinki Metropolitan Area

Source: Helsinki: Alue ja ympäristö