38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.
CSEF · 2026
Environmental Engineering (Track 2) (Junior Division) Third Award
Microplastics is one of humanity’s biggest problems when it comes to pollution. Millions of animals, and thousands of people are victims of plastic pollution. From pollution to cancer, micro…
ISEF · 2026
Environmental Engineering
Additive manufacturing relies heavily on disposable plastic supports, which contribute to long-term environmental waste. This project investigated Sargassum polyphyllum, an invasive brown al…
CSEF · 2026
Environmental Engineering (Junior Division)
Have you ever wondered what angle for solar panels would be the best for winter time? The purpose of this experiment was to figure out the best angle of solar panels for our Dad's shed. He b…
ISEF · 2026
Environmental Engineering
Biofilms are communities of microorganisms that aggregate and grow on microplastic (MP) surfaces. Bacterial proximity strengthens antibiotic-resistance through the dissemination of antibioti…
ISEF · 2026
Environmental Engineering
Per- and polyfluoroalkyl substances (PFAS) are a class of environmentally persistent contaminants widely detected in soil and water systems and associated with adverse human health effects.…
ISEF · 2026
Environmental Engineering
Per- and polyfluoroalkyl substances (PFAS) are groups of persistent environmental contaminants that have been linked to adverse health effects, including immune system dysfunction and liver…
ISEF · 2026
Environmental Engineering
An estimated 140 million people in at least 70 countries consume water with arsenic (As+3) levels above the guideline of 10 µg/L set by World Health Organization. Detrimental health effects…
CSEF · 2026
Environmental Engineering (Track 2) (Junior Division)
Bakersfield experiences over 60 days a year with temperatures above 100°F. I tested five common urban surfaces (asphalt, concrete, white tile, grass, artificial turf) to see which has the bi…
CSEF · 2026
Environmental Engineering (Track 2) (Junior Division) First Award
The ocean covers 70% of Earth’s surface, but only 25% of it is studied. Many of the current tools marine biologists use to study the ocean are very expensive, and they don’t have the ability…
CSEF · 2026
Environmental Engineering (Track 2) (Senior Division)
This project investigates the development of a cost-effective, biodegradable paper towel fabricated from fruit and vegetable waste-derived cellulose fibers reinforced with pectin and calcium…
ISEF · 2026
Environmental Engineering
Traditional water pumps rely on expensive infrastructure and maintenance, substantial electrical power, specialized lifting equipment, with costs prohibitive for rural/remote communities. Th…
ISEF · 2026
Environmental Engineering
Roughly 46 million tons of mixed-fabric waste and 5 billion tons of Styrofoam waste end up in landfills each year. These industries alone account for around 35.5% of all landfill waste. Mixe…
ISEF · 2026
Environmental Engineering
Atmospheric carbon dioxide (CO2) concentrations are approximately 50% greater than levels in the pre-industrial era. Carbon dioxide is the most prominent greenhouse gas, and is driving globa…
CSEF · 2026
Environmental Engineering (Track 2) (Junior Division)
Torrefaction is the mild thermal decomposition of biomass in an inert environment. Torrefied biomass can prove revolutionary by providing cleaner fuel and a profitable, environmentally susta…
CSEF · 2026
Environmental Engineering (Track 2) (Junior Division) Honorable_mention Award
O89 Designing a more eco friendly Amazon package using Musa Textilis Joseph Long, Tien Yen In recent years, environmental concerns have driven the search for biodegradable materials to repla…
CSEF · 2026
Environmental Engineering (Senior Division)
This study investigates whether a biodegradable mycelium-based air filter can serve as a sustainable alternative to conventional HEPA filtration in reducing fine particulate matter. Both fil…
ISEF · 2026
Environmental Engineering Third Award
Secondhand smoke (SHS) is a major public health concern, causing over 1.3 million deaths globally each year. Despite its links to cancer and respiratory disease, SHS is difficult to detect i…
CSEF · 2026
Environmental Engineering (Junior Division)
Many people create biodegradable agar bottles and test agar films for biodegradibility; however, a new concept is testing an agar water bottle’s biodegradibility. This experiment tested the…
ISEF · 2026
Environmental Engineering Second Award
Interfacial solar steam generation systems offer a promising solution to freshwater scarcity and energy-intensive desalination. However, most current research uses hydrophilic membranes that…
CSEF · 2026
Environmental Engineering (Junior Division) Second Award
Invasive plant species are a major ecological challenge in California, where they displace native vegetation, reduce biodiversity, and disrupt local ecosystems. Fruit peels often land in lan…
ISEF · 2026
Environmental Engineering
The research aimed to develop an environmentally friendly and cost-effective sorbent product made from coconut husks and activated carbon for oil spills clean-up. Results showed that the sor…
ISEF · 2026
Environmental Engineering
Zooplankton are considered keystone species of freshwater ecosystems, but there is still far more research on marine zooplankton than those in fresh water. The lakes and rivers that are home…
CSEF · 2026
Environmental Engineering (Senior Division) Honorable_mention Award
Persistent organic pollutants are accumulating in humans due to their non-biodegradable nature and have been linked to severe diseases such as impaired neurological development. I fabricated…
ISEF · 2026
Environmental Engineering
This study presents the design, development and mechanistic investigation of a novel self-powered electrochemical system, the Microbial Desalination Fuel Cell (MDFC), capable of simultaneous…
CSEF · 2026
Environmental Engineering (Track 2) (Senior Division)
Background/Purpose Wildfires are becoming more frequent and severe, creating an urgent need for effective fire retardants. Phos-Chek MVP-Fx, a widely adopted fire retardant in the U.S. since…
ISEF · 2026
Environmental Engineering
An estimated 2.1 billion people were not able to access safely managed drinking water services in 2024. This water treatment project aims at exploring the use of a portable water filtration…
ISEF · 2026
Environmental Engineering Third Award
Purpose: In Zimbabwe 72% of schoolgirls can’t affordable sanitary products. Globally, 500 million women and girls have inadequate access to sanitary products contributing to period poverty.…
ISEF · 2026
Environmental Engineering
Plastic waste, especially polyethylene (PE), persists in the environment and is difficult to treat efficiently by existing biological methods. This study evaluated a two-stage biological app…
CSEF · 2026
Environmental Engineering (Track 2) (Junior Division)
The purpose of the science project was to inform people about the impact of microplastics on the environment and to see whether biodegradable plastic is any better than regular plastic. We h…
ISEF · 2026
Environmental Engineering Fourth Award
Per- and polyfluoroalkyl substances (PFAS) are synthetic chemicals with strong carbon-fluorine bonds that resist breakdown in the environment and are associated with serious health effects,…