Search past science fair projects

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.

717 projects · showing 301–330 Environmental Analysis — clear category filter Clear all

CSEF · 2013

Which Earthworm Best Affects the Soil?

Environmental Science Third Award

Objectives/Goals Objectives: My objective was to find out which earthworm best affected the soil (produced the best pH, N, P, and K levels). Methods/Materials Methods/Materials: I counted an…

CSEF · 2012

Brine Shrimp and pH

Environmental Science

Objectives/Goals My project objective was if I had five tanks, of equal size also holding equal volumes of water, and I changed the pH to different extremes (acidic, more acidic, neutral, ba…

CSEF · 2012

Charcoal from Palm Waste

Environmental Science First Award

Objectives/Goals My objective was to efficiently produce charcoal from discarded palm waste that can perform well compared to other types of charcoal. Methods/Materials I designed a steel-ba…

CSEF · 2012

Do Plants Make Fish Healthier?

Environmental Science

Objectives/Goals To determine if aquatic plants affect the ammonia and nitrate count in fresh water. I believe that the plants will lower both ammonia and nitrate levels, therefore making it…

CSEF · 2012

Earth, the Great Decomposer

Environmental Science

Objectives/Goals My goal was to prove that Holtville's soil will decompose oranges at a faster rate than Calexcio's or Niland's soil. I predict this because Calexico's soil is a mix between…

CSEF · 2012

Eco Dive

Environmental Science

Objectives/Goals The objective was to determine which type of material works best to construct artificial reefs. Methods/Materials Three types of materials were tested: concrete, wood, and s…

CSEF · 2012

Fresh Water Galore: Greywater Recycling II

Environmental Science

Objectives/Goals The United States and many other countries are currently experiencing a fresh water shortage crisis. A major portion of this shortage crisis comes from excess use of water i…

CSEF · 2012

Internal Global Combustion Warming Engine

Environmental Science Honorable_mention Award

Objectives/Goals The purpose of my science project is to find out if the residual heat produced by the internal combustion engine of the car could be a major contributor to global warming. I…

CSEF · 2012

Map It Out: Pursuit of the Desert Tortoise

Environmental Science

Objectives/Goals If aerial photos can be used to identify potential habitats of Desert Tortoises in a known location, then the habitats of Desert Tortoises in an unknown location can be iden…

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