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Expert columns | Sustainability

Wastewater treatment: an undervalued driver of sustainability

Wastewater is no longer waste as innovation enables water reuse and resource recovery.

Expert columns | Climate changes

Policy Change under New U.S. Administration Won't Stop the Green Transition

Prices for solar and wind power are falling sharply, and speeding the transition to green energy. At the same time, investors are increasingly turning away from fossil fuels. Anticipated changes in US energy policy under the U.S. administration taking over January 20 won’t stop this trend.

Expert columns | Climate changes

District energy can accelerate the transition to a low carbon society

How can you accelerate implementation of the Paris Climate Accord?  That is the common theme of the side events at Cop22 Climate Conference in Morocco right now.

Articles | Sustainability

How old rigs can become environmental assets

A growing number of the 600 oil and gas installations in the North Sea are to be decommissioned. The traditional approach is to remove them, but leaving some structures in place is emerging as a sustainable solution, both economically and for marine life.

Articles | Sustainability

Energy storage - a key to the green transition

Giant pools of hot water can help control the supply of solar and wind energy – and thus help fulfil the ambitions of the Paris climate agreement.

Articles | Sustainability

District cooling makes Carlsberg City greener

A centralised cooling system is easy to install and cheaper and more efficient than individual chillers – in Copenhagen as well as in warmer climates.

Articles | Sustainability

Towards a greener waste cycle

The increasing pressure on resources makes it clear that waste must be turned into a resource in a circular economy – an economy that only functions optimally if it includes recycling as well as energy recovery.

Articles | Sustainability

Wastewater is a resource too

As technology improves, experts are recovering energy, nutrients and other valuable things from wastewater. The Walt Disney World Resort has embraced this innovative development.

Articles | Sustainability

Ashes to Ashes - Dust to Recycling

The small Danish company Afatek has a world record in recovering valuable metals and minerals from ashes. Ramboll helped make the process even more efficient.

Articles | Climate changes

Primer: Enabling Green Energy Transition

85% of the world's energy consumption comes from fossil-fuelled power plants. However, this balance is challenged by an ever increasing need for more and greener energy. This is a task that calls for an improvement of the energy efficiency and a change in the choices of fuel.

Articles | Resource scarcity

Forming foundations for the future

The global wind industry continues to break records for new investments and capacity, but high costs remain a major challenge. As the fastest-growing part of the sector, the offshore wind industry is finding new ways to design smarter turbine foundations to help ensure a renewable – and affordable – future.

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