Climate change is reshaping wine
Photo: Bhutan Wine Company

Climate change is reshaping wine regions, from Sweden to the Himalayas

Traditional wine-growing countries are being squeezed by heat, drought and fires. At the same time, improved cultivation techniques, hybrid grapes and a warmer climate mean wine can be produced in more and more places. “We may have saved wine for humanity,” says Mike Juergens, who has started growing grapes in the Himalayas.

For a long time, English wines were looked down upon by connoisseurs. But as the climate in the southern parts of the country increasingly resembles Champagne’s in the 20th century, production has multiplied.

"Ten years ago, there were interesting sparkling wines in Sussex. Now there are also very exciting whites and reds," says Hervé Quénol, who works at a French research institute’s CNRS laboratory in New Zealand.

He researches how climate change affects local areas, and winegrowers are among those who clearly notice the effects.

In general, the impact is negative for the main wine-growing regions, with more extreme weather such as heat waves leading to wines with excessively high alcohol content, he says.

Growers in traditional wine regions have been forced to adapt in various ways. Winemaker Ulf Sjödin is product range manager at Systembolaget (the state alcohol monopoly).

20 years ago, people cut grapevines to expose the grapes to the sun, so they would get more sunlight and ripen. Now they do the opposite: they cover them and make sure there is always shade, because otherwise they will fry in the heat.

At the same time, the number of places where grapes can be grown is increasing. The key is whether they can reach full maturity before winter arrives.

Extending the grape’s growing season, from March to September in New York, for example, means that the grapes become ripe enough to produce quality wine, says Quénol, continuing:

In the last 20 years, new growing regions have emerged in northern Europe, such as Belgium, the Netherlands and Sweden.

Forced to adapt

Poland, Thailand and Morocco are on the rise, and countries such as Denmark and Norway also have commercial vineyards. In Argentina, vineyards have started to appear in Patagonia in the south.

Ulf Sjödin has seen rapid changes since the turn of the millennium.

It’s not just new countries, but also new areas in existing wine-producing countries that have become suitable for cultivation, he says.

In many places, it is not primarily a changing climate but more resistant grape varieties that have made this development possible. In Sweden, the green-skinned Solaris grape is popular. It was developed to withstand disease and fungal attacks and thrives in the north.

Even though it has gotten warmer in Sweden, there is still a risk of really cold winters. So you still have to have vines that can withstand a really cold winter, says Sjödin.

A third category of emerging wine-producing countries comprises those that previously lacked the resources.

"There are countries in the former Eastern Bloc that still have great potential. Moldova has very good conditions, but perhaps hasn’t had the money to invest," says Sjödin.

Looked like a wine region

The Bhutan Wine Company hopes the tiny kingdom, which got its first winery in 2019, will have significant production in a few years. Americans Mike Juergens and Ann Cross went there to run a race, and wine consultant Mike liked what he saw.

I looked around and thought it looked like a wine region. They said, "We don’t have anything."

Tigers and wasps

He put together a prospectus and business plans and sent them to the country. He was then asked if he wanted to run the project.

I said, “If I want to lead - hell yes.” If they want a punk rocker from California to lead an entire country’s wine production, I’ll say yes without batting an eye. So that’s how it started.

The country now boasts ten vineyards - but it hasn’t been easy. One year, the monsoon destroyed 80 percent of the harvest; another time, giant wasps punctured the grapes.

There is a tiger around one of our farms. We find dead cows and horses. They don’t eat grapes per se, but they can eat vineyard workers. So the tiger problem is something we have to deal with going forward.

Another challenge is getting all the equipment to a country in the middle of the mountains with no history of wine production.

It has been a nightmare. Imagine transporting tanks in containers from France to Calcutta (Kolkata), which alone takes 50 days. Then you have to load them onto small trucks and transport them through the Himalayas. Once there, you have to think about how to get three-phase electricity, which is not a given here, says Juergens.

But the potential is great. The country’s varied altitudes and good water supply offer great opportunities for experimentation. There are no wine regulations, and the state is supportive, according to the founders.

"Part of it is about putting Bhutan on the map. Doing that through wine is a way to show how special the country is," Cross says.

Like a canary

Kimberly Nicholas, a sustainability professor at Lund University, describes vineyards as a canary in a coal mine - a clear warning of climate change. Frost, forest fires and water shortages are some examples.

"It has become more and more clear. For example, if it is too hot in the last six weeks of the ripening period, we lose quality. The sugar rises quickly, but the flavor doesn’t have time to keep up," she says.

She says it would generally be better to redevelop existing wine regions rather than move large-scale operations to new locations.

The most sustainable thing in the long term is not to take up more agricultural land, because we need it for nature and other things.

Instead, it would be better for winegrowers to try to adapt.

"This thing about the Champagne growers buying land in Kent. Actually, maybe they should change grapes instead," she says.

In recent years, wine consumption has also declined. The question is whether we even need new wine-producing countries. Mike Juergens argues that there is something interesting about capturing some of Bhutan’s mystique in a bottle. He says that low global demand for wine mainly affects the major producers.

Bhutan is simply not big enough; it will never be a country that produces millions of bottles of wine, he says.

India

Grape production is increasing rapidly here. However, wine production is mainly based in Nashik, whose name is protected in a way similar to Champagne.

Ethiopia

A major wine-producing country. The Castel company produces 1.4 million bottles a year. The vines originate from Bordeaux.

Namibia

This is said to be the world’s driest vineyard outside the Atacama Desert in Chile, and its wines have won multiple awards.

Algeria and Morocco

Algeria was once a major exporter. Now Morocco is on the rise. The cool climate of the Atlas Mountains allows for relatively extensive wine production.

Norway

Like Sweden, Norway has a growing wine industry. Slinde in the Sognefjord is said to be the world’s northernmost commercial vineyard.

Poland

Polish vineyards have expanded rapidly, from less than 50 hectares to 1,100 in about 15 years.

Bhutan

The first barrel of wine was produced in 2023, and this year’s harvest is estimated to be enough for around 4,000 bottles.

Polynesia

In 2000, the world’s first Polynesian wine was produced outside Tahiti. The estate, covering around 3 hectares, is said to be the only one based on a coral atoll.

Sources: OIV, CNN, France 24, Tahiti Tourism Authority, Bhutan Wine Company, money.pl

In this story
AuthorTT News AgencyEnglish edition by Sweden Herald, adapted for our readers
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