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21 results for keyword:nitrogen
21 results for keyword:nitrogen

More nitrogen and phosphorus removed during sewage treatment

In 2022, Dutch sewage treatment plants processed 1.81 billion m3 of sewage water, the equivalent of more than 70 thousand Olympic-sized swimming pools filled with water.

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Production of livestock manure remains above future limits

The total quantity of nitrogen excreted in animal manure in 2023 was 464 million kg.

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Urban waste water treatment per province and river basin district

Urban waste water treatment plants: number and capacity, influents, effluents and sewage sludge; results by province and river basin district

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Nitrogen and phosphate in animal manure within limits for 2023

The total quantity of nitrogen excreted in animal manure in 2023 was 471 million kg.

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Agricultural nitrogen surplus higher after summer drought of 2022

In 2022, the agricultural nitrogen surplus, i.e., that part of excess nitrogen which is not fixed in animal and plant products, increased by 6.5 percent year on year to a total of 312 million kg.

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Nitrogen and phosphate production from manure below ceiling

In 2022, total nitrogen excretion from animal manure amounted to 467 million kg, phosphate excretion amounted to 150 million kg.

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Agricultural emissions lower than in 1995, no more decline in recent years

In 2021, most types of agricultural emissions were lower than in 1995, in spite of higher agricultural output. Reduction of greenhouse gas and nitrogen emissions has stagnated in recent years.

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Less nitrogen and phosphate excretion from livestock manure

In 2021, the total amount of nitrogen excreted by Dutch livestock stood at 471 million kg.

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Lower nitrogen and phosphate output from animal manure

In 2021, total nitrogen output from animal manure amounted to 474 million kg, nearly 16 million kg less than in 2020 and over 6 percent below the nitrogen oxides emission ceiling. Phosphorus output...

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Less nitrogen, phosphate in manure due to fewer cattle

In 2019, nitrogen excretion in animal manure decreased by 2.6 percent on the previous year, to 490 million kg. This is below the nitrogen oxides emission ceiling that has been imposed on Dutch...

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Lorry traffic becoming less polluting

Dutch lorries operated 58 out of 100 journeys on Euro 6 engines in the first half of 2019. The longer the journey, the more use is made of lorries that run on these engines.

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Improved nutrient efficiency in agriculture

Dutch agriculture has improved conversion of nutrients from feed and fertilisers into animal and plant products.

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Production process more environmentally efficient, but no green growth

Economic growth is often realised to the detriment of the environment.

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Dutch heathland: more purple, less yellow

Dutch heaths have been changing colour in recent years. Plants that colour heathland purple, such as heather, have been increasing, while grasses that give heathland a more yellow colour, such as...

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Increasing amount of nitrogen removed from sewage water

The nitrogen removal capacity of sewage water treatment plants in the Netherlands is improving continuously. In 2006, the 75 percent barrier was broken for the first time.

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