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A business news platform with a sustainable focus. Featuring the latest sustainability news and ESG insight, viewed through a business lens.

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Solar

Solar energy harnesses the sun’s radiation to generate electricity or heat using technologies such as solar photovoltaic (PV) panels and solar thermal systems. As one of the world’s fastest-growing renewable energy sources, solar power is helping businesses and governments reduce greenhouse gas emissions, improve energy security and accelerate the transition to a low-carbon economy. Falling technology costs, improved efficiency and growing investment have made solar energy a key pillar of global decarbonisation efforts.

SustainabilityOnline brings you the latest developments in solar, including solar power generation, photovoltaic technology, energy storage, clean energy investment, corporate renewable energy strategies and evolving policy and regulation. We explore how organisations are increasing solar capacity, improving energy efficiency, reducing carbon emissions and integrating renewable electricity into their operations. We also examine developments in battery storage, grid infrastructure, sustainable finance, industrial decarbonisation and the role of solar energy in achieving net zero ambitions.

Related topics: solar energy, solar power, solar photovoltaic (PV), solar panels, solar thermal energy, renewable energy, clean energy, battery storage, energy transition, decarbonisation, greenhouse gas emissions, renewable electricity, energy efficiency, climate policy, sustainable infrastructure, net zero, corporate sustainability and ESG reporting.

Renewable electricity generation recorded its fastest growth to date in 2024, increasing by 9.8%, compared to 1.4% for non-renewable generation, new data from the International Renewable Energy Agency (IRENA) has revealed.
  • News
  • Renewables

Renewable electricity generation recorded its ‘fastest growth ever’ in 2024

4 months ago4 months ago4 mins

Renewable electricity generation recorded its fastest growth to date in 2024, increasing by 9.8%, compared to 1.4% for non-renewable generation,…

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The Emerging Africa & Asia Infrastructure Fund (EAAIF) has announced a $30 million senior secured corporate loan to Hassan Allam Utilities, to support a 1,000 MW solar and 660 MWh battery energy storage system (BESS) project in Egypt.
  • News
  • Renewables

EAAIF backs one of Africa’s largest solar and storage projects

4 months ago4 months ago3 mins

The Emerging Africa & Asia Infrastructure Fund (EAAIF) has announced a $30 million senior secured corporate loan to Hassan Allam…

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Renewable energy installer Geo Green Power has announced it is consolidating its domestic solar offering into what it believes to be a 'best-in-class' package.
  • Explainer
  • News

Geo Green Power revamps its domestic solar offering to provide increased long-term value for customers

4 months ago4 months ago7 mins

Renewable energy installer Geo Green Power has announced it is consolidating its domestic solar offering into what it believes to…

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Some 45.5% of the electricity generated in the European Union came from renewable sources in the first quarter of this year, according to new data from Eurostat.
  • News
  • Renewables

Close to half of EU electricity came from renewable sources during Q1 2026

4 months ago4 months ago3 mins

Some 45.5% of the electricity generated in the European Union came from renewable sources in the first quarter of this…

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Renewable energy set to be the 'dominant growth engine of the economy'
  • News
  • Renewables

Renewables supplied close to a third of US electricity in the first four months of this year

5 months ago4 months ago4 mins

Renewable energy supplied close to a third (30%) of electricity in the United States during the first four months of…

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Proposals to scale back electric vehicle targets in the EU could lead to slower renewable energy deployment and higher energy costs, Transport & Environment has said.
  • Research
  • Sustainable Transport

EU will face slower renewable energy deployment if EV targets are weakened: T&E

5 months ago5 months ago4 mins

Proposals to scale back electric vehicle targets in the EU could lead to slower renewable energy deployment and higher energy…

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Some 269,000 solar installations were completed across the UK in 2025, a 37% increase on the previous year, in what was the strongest year to date for solar deployment in the country, according to the UK's Department for Energy Security and Net Zero.
  • News
  • Renewables

UK records ‘strongest ever year’ for solar power deployment

5 months ago5 months ago3 mins

Some 269,000 solar installations were completed across the UK in 2025, a 37% increase on the previous year, in what…

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Round-the-clock renewable energy systems, combining solar, wind and battery storage, can deliver electricity at lower cost than new, fossil-fuel based systems, according to a report from the International Renewable Energy Agency (IRENA).
  • News
  • Renewables

Round-the-clock renewable energy systems outperform fossil fuel generation on cost

6 months ago6 months ago4 mins

Round-the-clock renewable energy systems, combining solar, wind and battery storage, can deliver electricity at lower cost than new, fossil-fuel based…

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Investment in renewable energy delivers more cost-effective and positive environmental outcomes than direct air capture, when it comes to reducing carbon, a new study led by PSE Healthy Energy has found.
  • Renewables
  • Research

Renewable energy more cost effective than direct air capture

6 months ago6 months ago4 mins

Investment in renewable energy delivers more cost-effective and positive environmental outcomes than direct air capture when it comes to reducing…

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Energy giant TotalEnergies has teamed up with Philippines-based renewable energy developer Nextnorth on the development of a 440 MWp solar power plant in Ilagan.
  • News
  • Renewables

TotalEnergies, Nextnorth commence work on 440 MWp solar power plant in the Philippines

6 months ago3 months ago3 mins

Energy giant TotalEnergies has teamed up with Philippines-based renewable energy developer Nextnorth on the development of a 440 MWp solar…

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LATEST NEWS

COP31 needs to ‘supercharge solutions’, says Stiell
Electric vehicles account for half of new car registrations in Sweden
Industrial decarbonisation depends on creating the right policy frameworks
Global temperatures ‘virtually certain’ to exceed 1.5°C this year, says C3S
COP31 will ‘convert pledges and targets into concrete results’, says UN Climate Change head

Poster announcing Decarbon 2027: Oil and Gas Decarbonisation Congress, with abstract glassy bubbles at the bottom.

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INTERVIEWS

Reitan Retail’s Gisle Bakken on the business case for supply chain sustainability
Opella’s Marissa Saretsky on why healthcare needs to shift towards prevention and long-term health management
repurposedMATERIALS’ Damon Carson on why businesses are throwing away materials that still have value
Mastercard’s Ellen Jackowski on how businesses are strengthening resilience through sustainability
Electrification Alliance’s Adrian Hiel on where electrification can have the greatest positive impact

Banner for the Oil and Gas Decarbonisation Congress (Feb 15–16, 2027, Berlin) with a dark background and abstract ribbon artwork.

EXPLAINERS

What we did wrong in marketing sustainable products – and how to do it better
Shifting decision-making closer to communities
How a family-owned recycler handles metal, cars, and e-waste
Engineers test cloud-seeding drones for areas facing chronic water shortages
How circular construction actually works – from design to demolition and back again

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Biodiversity
Circular Economy
Climate Change
Emissions
Environment
Green Energy
Renewables
Sustainability
The Sustainability Brief

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