Europe's climate damages keep rising. Sourcing will play a role to control rising costs.

Felix Ghyczy
Jul 10
5 min read

The heatwave that pushed much of Europe past 40 degrees this summer will fade from the headlines within weeks. The bill it leaves behind will not. According to the European Environment Agency, weather and climate extremes have cost the EU roughly EUR 822 billion since 1980, and the losses are accelerating: the annual average has climbed from about EUR 8.6 billion in the 1980s to nearly EUR 45 billion across the 2020 to 2024 period. In 2023 alone, floods, droughts, heatwaves and wildfires caused more than EUR 45 billion in damage across 38 European countries.

For an innovation or sourcing manager, the interesting question is not how large that number is. It is where those damages land inside your bill of materials. Because the same droughts and heatwaves that generate the headline losses are quietly reshaping the availability and price of the raw materials your products depend on.

Scarcity in EU agriculture due to drought

Drought is now the single largest driver of agricultural loss in the EU. The EEA reports that drought alone accounts for 54 percent of agricultural losses, with heavy rain, frost and hail making up most of the rest. In particularly dry years, crop yields can fall by as much as 22 percent, and the OECD estimates that a doubling of drought duration could cut production of staple crops such as soy and corn by up to 10 percent. Over the past decade, extreme events have pushed EU crop losses as much as 30 percent above trend.

This is not a distant projection. A widely cited study in Environmental Research Letters found that the severity of drought and heatwave crop losses in Europe roughly tripled over the last five decades, with heatwaves cutting cereal yields by an average of 7.3 percent and droughts by 9 percent. The same pattern hits the crops Europe imports: the FAO and WMO reported that heat and drought cut Brazilian soybean yields by as much as 20 percent across 2023 and 2024.

For anyone sourcing protein, oils, starches or fibre, the message is blunt. A feedstock strategy built on a handful of climate exposed growing regions now carries a risk that used to sit in the tail and today sits in the base case.

Why algae enters the conversation

Algae is worth a serious look for one structural reason: it decouples production from arable land and, in the right systems, from freshwater. Microalgae can be grown in closed photobioreactors or in ponds using saline or brackish water, on land that grows nothing else. That is a fundamentally different risk profile from a soy field in a drought year.

The interest is not only qualitative. One published review of algae as a food source estimated that existing strains could, in principle, replace a quarter of European protein consumption and half of its vegetable oil consumption if grown on land not currently used for crops. Whether or not that ceiling is ever reached, the direction is clear: algae is a feedstock that spans industries rather than a niche. The near term applications already in play include:

Livestock and aquaculture feed, where algae protein and omega oils substitute for fishmeal and soy
Food ingredients, from protein concentrates to pigments and lipids
Cosmetics, where marine actives replace synthetic ingredients
Materials and packaging, where algae biomass feeds bioplastics

Algae protein is reaching commercial scale

The category is moving from pilot to plant. In mid 2024, the Israeli company Brevel opened a commercial facility in southern Israel producing hundreds of tonnes of a neutral tasting microalgae protein concentrate at 60 to 70 percent protein, positioned as a direct alternative to soy and pea protein. Larger buyers are moving too: market analysts at Mordor Intelligence note that major ingredient companies have begun citing water scarcity and EU regulatory pressure as reasons to bring algae into their protein sourcing plans before 2030.

The honest carbon and cost picture

This is where BlueBurn parts company with the louder end of the algae story. Algae is often sold as a climate solution in its own right, a living carbon sink that will help draw down the very emissions driving these damages. At the scale of a commercial feedstock, that claim does not hold up, and treating cultivation ponds as a meaningful offset is a distraction.

The claim that does hold up is substitution. Replacing a climate exposed, land hungry crop with a biomass grown on marginal land and saline water reduces the exposure sitting in your supply chain, and it does so while easing pressure on freshwater and arable land. That is a supply resilience argument, not a carbon accounting one, and it is far more defensible.

Cost deserves the same honesty. Algae protein still carries a premium over commodity soy today. But that gap narrows once you price in two things the spot price ignores: the regulatory risk attached to deforestation linked and water intensive crops, and the cost of a harvest that simply does not arrive. On a total cost of production basis, a resilient second source looks less like a premium and more like insurance.

Where the algae actually comes from

Here is the twist that keeps this from being a simple swap. Algae is not automatically immune to the heat that damages field crops. Open ponds hold temperature through evaporative cooling, which wastes water precisely in the hot, arid places where ponds are cheapest to run. Closed photobioreactors avoid that loss but often need active cooling instead. Strain choice, cultivation system and location all change how a producer performs in a heatwave, and how much that producer costs.

That is why sourcing algae well is a genuine discipline rather than a purchase order. It means matching the species and the production system to your application, verifying that a producer can deliver consistent volume and quality through a bad summer, and understanding where each supplier sits on the tradeoff between water, energy and resilience. Get that wrong and you have simply moved your climate exposure from one place to another.

Where BlueBurn fits

BlueBurn helps companies bridge the gap between "algae is an interesting hedge" and "this is qualified, compliant supply we can build a line around." We connect buyers across food, feed, cosmetics, packaging and biomaterials with verified algae producers and processors, run independent market analyses, and advise governments and industries on algae roadmap planning.

Our position sits inside the institutions shaping the European algae industry. We are members of the European Algae Biomass Association (EABA) industry commission and the European standards committee CEN/TC 454 for algae and algae products, which means we are not observing the sector from the outside. We are helping write the standards by which it operates.

Most engagements start with a BlueBurn Quick Scan: a focused assessment that identifies which ingredients in your current formulation could be substituted with algae based alternatives, what supply and cost look like for each, and which substitutions are worth pursuing first. From there we shortlist qualified producers, walk you through the regulatory path in your destination market, and help you build supply that is resilient by design rather than by accident.

If you are exploring algae for your product line, or simply trying to work out whether you should be, get in touch. Tell us what you are working on, and we will tell you whether algae fits, what timeline is realistic, and which producers we would put on your shortlist.