Do Solar Farms Damage Soil? | Agricultural Solar (2024)

Solar energy has been a renewable energy source for many years to generate clean energy and lower electricity costs. Even though solar panels have been around since 1883, making them more effective, clean, and recyclable is still a work in progress.

There are a few considerations to make when picking your solar panels if you intend to put one on your farm or rooftop. Solar energy is being used to generate power, but the environmental effects of building and operating solar farms have not yet been well investigated.

It is essential to level the soil and remove partial vegetation during the development of solar farm. The time we live in is an agricultural age, and if you think solar farms would affect your soil, the answer is they won’t, and you don’t need to worry about that.

Solar panels are mostly made of silicon, the most abundant earth element. It plays a crucial role in the growth of plants and vegetation.

The metals secure the system to the ground and the frames that join the panels together. These frames are mainly made of aluminum and are completely secure. Aluminum is a corrosion resistance element and is very durable, and it is even more corrosion-resistant when anodized.

A solar system releases very little aluminum into the soil, and studies have proven that it has no harmful effects on the planet and it is safe to place solar panels near crops.

What Can You Grow Under Solar Panels?

Do Solar Farms Damage Soil? | Agricultural Solar (1)

You can plant a range of plants on your land underneath the solar panels, and it would significantly impact your vegetation, depending on the height of the ground mounts your place.

Solar panels don’t dry up or heat anything beneath or around the array, which is good news for crops. The solar panels keep conditions more hospitable for certain plants and extend the growth seasons by keeping them cooler during the day and warmer at night.

The growth rate remained unaffected, and studies have revealed that the overall temperatures are roughly equivalent to what they would be in full sunlight.

One study discovered that 20% of the crops grew better than those grown in full sun when put under magenta panels. Additionally, they used less water and provided access to beneficial shade-resistant plantations like saffron, which they might not have otherwise been able to produce.

If you want to plant something, you should go for native plants and plants that promote pollination, as they would be the best choice for the vegetation underneath the panels. These will offer a home to butterflies and bees, which will help in pollinating your crops.

75% of the crops consumed by people worldwide are pollinated partly by insects, yet they are disappearing swiftly due to anthropogenic pressures and habitat loss. But by growing local plants, like wildflowers, prairie grass, or berries, you’ll help protect the world’s dwindling pollinator population and perhaps even improve the agricultural yields of nearby fields by increasing pollination.

Relationship Between Soil Health and Solar Panels

Do Solar Farms Damage Soil? | Agricultural Solar (2)

Scientists have found that areas usually used for agriculture share many of the same characteristics as the ideal locations for massive solar array construction. Solar panels can help your land manage remote properties where regular electric lines are difficult while supplying clean, economical electricity.

For many landowners, increasing solar production can diversify their sources of income and lower their overall operating expenses. Additionally, solar panels serve various functions, including running machinery and well pumps.

Solar panels also help reduce worries regarding crops’ irrigation during power outages. You might be worried about how solar panels affect your land; we will discuss this with the most recent research below.

<h2>Effects of Construction of Large Arrays on Soil Health</h2>

Farmers can use a handbook the US Department of Energy provides to make well-informed decisions on solar panels. Their analysis suggests that adding solar panels might have some effects. Evidence shows that soil health is not significantly impacted by trace levels of chemicals used in photovoltaic panels.

Additionally, soil covered by panels was up to 10 degrees colder than uncovered soil, resulting in reduced CO2 levels. This is good for soil health, given the rising temperatures in various agricultural and residential locations.

Effect of Solar Panels on Water Distribution

Soil health and PV arrays have been the subject of extensive investigation. Numerous studies have shown that soil beneath ground-mounted panels retains more moisture than nearby soil.

Additionally, the growing plants generate a cooling effect that makes solar panels work more effectively. Crop yields can be increased while reducing water use and increasing energy independence due to the impact of solar panels on soil moisture.

The runoff redirection from panel surfaces is another thing you should consider. You can also use rainwater for irrigation if you make a proper route for water; it will reduce the demands on the solar agriculture farm.

Integrating Grazing With Solar Panels for Better Soil Health

Do Solar Farms Damage Soil? | Agricultural Solar (3)

Researchers have looked into grazing small livestock on land under solar panels. Mainly sheep prosper in these circ*mstances. Pollinator-friendly flora beneath panel arrays enhances soil quality and contributes to higher crop yields.

An analysis of solar sites has found that the soil under PV panels has higher amounts of carbon and nitrogen without compaction, which is beneficial for the soil and plantation of that land.

Benefits of Solar Panels on Soil and Crops

The locations with solar panels offer significant agricultural advantages in stormwater, crop pollination, and soil just by utilizing the proper seed mixture. Furthermore, in contrast with monocrop turf grasses, which are typical on solar sites in some parts of the regions, it is anticipated that a mix of prairie plants will offer improved hydrologic performance.

Native forbs and grass on the land where solar panels are mounted benefit the soil. These native plants restore the soil with organic matter and provide superior stormwater management. This allows soil fauna and microbes to recover after years of severe compaction, fertilizer application, and pesticide use.

Additionally, when native plants eventually eliminate weeds, they’ll maintain the ground cover with just one yearly mowing, which lowers operating expenses. According to research, nearby semi-natural habitats are positively connected with the quantity and variety of pollinating species that come near the plantation.

According to a department in Minnesota, 1/3 of food production, animal fodder, and the majority of wild plants that produce seeds require pollinators to preserve their habitat on agricultural lands. It can be possible due to mounting solar panels on that land.

Landowners and other agricultural industry stakeholders have become aware of solar panels’ advantages and use them to diversify their revenue streams and lower their energy costs.

Impacts of Solar Panels on Animals

Do Solar Farms Damage Soil? | Agricultural Solar (4)

You might be asking whether it’s okay for domesticated animals to approach or go underneath the ground-mounted solar system if you grow cattle or poultry on that land.

Although it is safe for animals to graze close to the solar panels, if cables are chewed, there is a risk of damage. Larger animals like cattle might jump on the panels and damage the system.

Sheep and poultry are excellent choices for animals to graze close to the panels because they are calmer and smaller. Although the typical ground mount has a two-foot clearance, and it may not be sufficient for animals to be underneath the panels. If necessary, you could raise the system to a four-foot clearance, allowing space for sheep to graze and maintain the vegetation underneath the panels.

In addition to its environmental impact, solar energy offers extra benefits to lands, whether through the growth of crops, increased pollination, or a shaded area for your farm animals to graze.

Overall Benefits of Solar Farms

Do Solar Farms Damage Soil? | Agricultural Solar (5)

Solar energy technology has made tremendous strides in recent years. Solar energy is the most economical and environmentally friendly energy source available today. Just a few of the advantages of solar farms are listed below:

  • Solar power plants don’t pollute the environment. While some emissions are involved in building a solar farm, they are minimal compared to the majority of conventional energy sources.
  • Solar farms use a dependable and clean energy source. The sun will continue to exist for the foreseeable future. You cannot say the same about other energy sources like fossil fuels and coal.
  • There is a potential for solar farms across the globe.
  • Solar energy is for everyone, and if you have considered switching to solar for commercial use, it is a great idea. Solar farms can supply a whole neighborhood or even an entire city with sustainable energy.

Commercial Solar Services from Coldwell Solar

Solar farms not only improve the quality of soil, but also contribute to higher crop yields. Studies have found that the soil beneath the PV panels contained more nitrogen and carbon without being compacted than in equivalent, non-grazing locations.

If you want to go solar and produce clean and green energy, contact Coldwell Solar to learn more about our commercial solar services.

Do Solar Farms Damage Soil? | Agricultural Solar (2024)

FAQs

Do Solar Farms Damage Soil? | Agricultural Solar? ›

Aluminum is a corrosion resistance element and is very durable, and it is even more corrosion-resistant when anodized. A solar system releases very little aluminum into the soil, and studies have proven that it has no harmful effects on the planet and it is safe to place solar panels near crops.

Is it unhealthy to live near a solar farm? ›

Contrary to common solar myths about harmful chemicals, the materials used to make solar panels are sealed and contained so they do not negatively affect the surrounding area. Solar panels contain a variety of materials, including silicon and different types of metals.

How do solar farms affect land? ›

Ecological Impacts

The clearing and use of large areas of land for solar power facilities can adversely affect native vegetation and wildlife in many ways, including loss of habitat; interference with rainfall and drainage; or direct contact causing injury or death.

Why are farmers against solar farms? ›

Solar farms are often criticized for taking up valuable land that could be used for other purposes such as agriculture or recreation. This is especially pertinent in regions where there is limited space available for development.

Do solar panels leach chemicals into the ground? ›

How much toxic waste do solar panels leach into the ground when broken apart? Very little or none. 97% of all solar panels a silicon based and non toxic even if broken up and dumped. Only 3% contain cadmium.

Do solar farms contaminate the land? ›

Only a minute amount of aluminum is released into the soil from a solar system, and it has not been shown to have any negative impacts on the earth. Though solar systems are safe to have around crops, they're also a great way to help prevent land degradation while still making good use of overworked fields.

How far away from a solar farm is it safe to live? ›

Nevertheless, for those who may still have concerns, authorities recommend maintaining a distance of at least 2 kilometers, roughly 1.2 miles, from a solar field.

Do solar farms decrease property value? ›

When reviewing whether property value declines differ based on state, urbanicity of the home, size of the solar farm, or previous land use of the site of the solar farm, the researchers found no changes for property values in California, Connecticut or Massachusetts.

Do solar farms cause soil erosion? ›

Natural resource concerns, such as soil erosion, dust, runoff, and damage from wildlife or livestock, frequently occur during construction and operation of solar farms.

What happens to abandoned solar farms? ›

“Decommissioning a solar farm involves removing the panels, racks, wires and other equipment and taking actions to restore the ground to its previous state. The company doing the removal will sell much of the scrap to recyclers.” Land can usually be returned to agricultural or other uses.

What is the downside to solar farms? ›

Some of the cons of solar energy are: the cost of adding solar, depends on sunlight, space constraints, solar energy storage is expensive, installation can be difficult and environmental impact of manufacturing and disposing panels.

Do solar farms affect animals? ›

For example, runoff water from large solar arrays can sweep away smaller animals, such as rabbits and turtles. Powerful water runoff can also cause soil erosion and affect plant species.

Why are solar panels not worth it? ›

Solar panels have a high upfront cost and are not suitable for every home or roof type. Additionally, solar panels do not generate energy at night or in cloudy conditions.

Is it safe to live next to a solar panel field? ›

Does living near solar farms have any adverse health effects. While solar panels do not emit radiation, the equipment used in these farms does. This radiation may be harmful to people and wildlife. Fortunately, the risks associated with living near a solar farm are not significant enough to cause you to move away.

Is there toxic runoff from solar panels? ›

Are Solar Panels Hazardous Waste? Hazardous waste testing on solar panels in the marketplace has indicated that different varieties of solar panels have different metals present in the semiconductor and solder. Some of these metals, like lead and cadmium, are harmful to human health and the environment at high levels.

Do solar farms pollute groundwater? ›

The Union of Concerned Scientists asserts that while solar energy consumes less water than conventional energy sources, the chemicals employed in its production could be harmful. There is always a chance of a spill of some type, which might cause these chemicals to seep into the ground and contaminate the water supply.

What are the negative effects of a solar farm? ›

Clearing an area of trees or other vegetation to install solar panels can have a significant impact on local ecosystems. In addition, the construction of roads and transmission lines necessary to support large-scale solar energy development can fragment habitats, disturb wildlife, and introduce non-native species.

How close to houses can a solar farm be? ›

For monocrystalline solar farms, maintaining a distance of at least 1000 meters is advisable. For polycrystalline solar farms , a distance of at least 500 meters is recommended1 . Small-Scale Solar Farms: For small-scale solar farms, it is advisable to keep at least 200 meters away from residential areas .

Does living next to a solar farm decrease property value? ›

New research from the Lawrence Berkeley National Laboratory has found that solar farms reduce property values of homes within half a mile by an average of about 1.5%.

What are the negatives of a solar farm? ›

Some of the cons of solar energy are: the cost of adding solar, depends on sunlight, space constraints, solar energy storage is expensive, installation can be difficult and environmental impact of manufacturing and disposing panels.

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