Why local food matters
Research, guides, and stories on farming, food systems, and the people growing our food in New England, written so you can use them, not just read them.
Willingness to Pay for Local Food
Pooling 86 estimates from 35 separate studies, this analysis found shoppers really do pay more for local food, typically an extra $1.70 to $2.08 per pound, with the premium even higher for local meat and dairy than for produce. The "local costs more" line isn't a myth. It's also apparently a price people choose to pay.
Economic Case for Land Conservation
This Harvard Forest report puts a number on something that's easy to hand-wave: every $1 of state money spent conserving New England's forests and farmland returns $4 to $11 in natural goods and services, from clean water to $570 million a year in avoided health care costs from cleaner air. Protecting the land isn't charity. It's one of the better investments the region makes.
Farmers Markets and COVID Resilience
When supply chains buckled in 2020, Michigan farmers markets didn't. Over 90% of vendors interviewed reported higher revenue that year than the one before, as shoppers who wanted to know exactly where their food came from turned to the people actually growing it. It's a real-world stress test of what a short supply chain is for.
Agritourism Regional Economic Ripple
Modeling agritourism spending across Tennessee, this study found every $1 spent at a farm generates $1.82 in total economic output for the state, as that money moves on to food service, recreation, and other local businesses. Buying a pumpkin at the farm instead of the grocery store keeps paying the neighborhood back long after you've left.
Agritourism Farm Income Growth
USDA's own farm census shows agritourism income hit $1.26 billion in 2022, up double digits from five years earlier, with well over half of U.S. counties reporting some agritourism revenue. Farm tours, u-pick days, and on-site sales aren't a side gimmick. They're becoming a real second income stream keeping small farms afloat.
CSA Marketing and Farm Viability
This national analysis of CSA farms found they tend to be small, run by younger or first-generation farmers, and often working rented land without the bargaining power of bigger operations. For exactly those farms, selling directly to members provides steadier income and a way in that conventional wholesale channels don't offer.
Cover Crops and Water Pollution
Planting cover crops between growing seasons cuts nitrogen runoff into waterways by an average of 48%, and by as much as 89% in some studies, simply because the roots hold soil and nutrients in place instead of letting rain wash them into the nearest stream. It's an old, unglamorous practice doing real work against algae blooms and dead zones downstream.
Oyster Farms and Water Quality
Oyster farms in New Hampshire's Great Bay estuary remove real, measurable pollution just by growing. This study estimated they pull 0.61 metric tons of nitrogen out of the water each year, worth about $105,000 in avoided cleanup costs, and that number could quadruple if farming areas expanded. Every harvested oyster takes a little bit of excess nitrogen with it.
Urban Pollinator Hotspots
This paper mapped bees across several cities and found that community gardens and small urban farms were some of the richest pollinator hotspots. In other words, little food-growing patches in cities punch way above their weight in supporting bees and other insects that keep plants alive.
Urban Agriculture Ecosystem Services
This extension report reviews evidence that urban farms and gardens reduce stormwater runoff, cool neighborhoods, increase pollinator habitat, and recycle nutrients that would otherwise become waste. So those “small” city farms and community gardens are more than cute. They are part of the city’s environmental protection system.
Urban Agriculture & Health
This evidence review pulls together research on urban farms and gardens. On the environmental side, it highlights improved soil quality, more green space, better stormwater control, and more habitat for birds and insects. It frames local growing in cities as a practical tool for climate adaptation and biodiversity, well beyond a hobby.
Short Supply Chains Sustainability
This study compared long, industrial supply chains with shorter, more local ones for several foods. It found that short chains often use less energy and create fewer greenhouse gases per unit of food, especially when farms avoid wasteful packaging and transport. The takeaway: when farmers are closer to eaters and the system is lean, “food miles” and resource use really do drop.
Processed Foods and Health Outcomes
This massive review of 45 cohort studies found that higher ultra-processed food intake is consistently linked with higher risk of heart disease, type 2 diabetes, overweight/obesity, some cancers, and even common mental health disorders. The pattern is the same across countries: more factory food, more chronic disease.
Processed Foods and Cardiovascular Disease
In more than 100,000 French adults, higher intake of ultra-processed foods was associated with higher risks of overall cardiovascular disease, coronary heart disease, and cerebrovascular disease. The key takeaway: eating more factory-made, packaged meals and snacks shows up later as more heart problems.
Processed Food Consumption and Mortality
Using detailed diet records, this study found that higher ultra-processed food intake was linked to higher risk of death from all causes, especially from heavily processed meat/ready-to-eat products. It reinforces the idea that the problem is more than “too many calories.” The degree of processing itself matters.
Processed Diets and Excess Calorie Intake
In this controlled trial, the same people were fed two diets with identical calories and macros on paper: one ultra-processed, one made from minimally processed foods. On the ultra-processed diet they automatically ate about 500 extra calories a day and gained weight; on the whole-food diet they lost weight, without being told to restrict.
Poultry Intake and Heart Disease Risk
This meta-analysis pulled together 24 cohort studies looking at how much poultry people eat and their risk of heart disease, stroke, and early death. Overall, they found no strong evidence that typical poultry intake increases cardiovascular risk; if anything, the association was tiny and slightly protective at moderate intakes. The authors point out that how poultry is cooked (grilled vs fried vs ultra-processed) likely matters more than the bird itself.
Plant Foods and Heart Disease Reduction
This huge study across 18 countries found that people who ate more fruits, vegetables, and legumes had fewer heart attacks, strokes, and deaths overall. The sweet spot was around 3–4 servings per day in many settings, which is still “normal life doable,” not some extreme diet.
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