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.

661 projects · showing 361–390 CSEF — clear fair filter Environmental Analysis — clear category filter Clear all

CSEF · 2011

The Effect of Acid Rain on Marigold Plants

Environmental Science

Objectives/Goals The objective was to determine the effect increased acidity in watering solutions would have on the growth, flowers and sprouts, and health of marigold plants so that infere…

CSEF · 2011

The Effect of Wildfires on Grass Regrowth

Environmental Science

Methods/Materials â#¢ About 2 kg of Brush Ash â#¢ About 2 kg of Wood Ash â#¢ One Fire pit to create ash â#¢ One Oven â#¢ 2 large Pyrex casserole pans â#¢ 27 ZiplocA# 500 mL containers â#¢ On…

CSEF · 2011

The Proof Is in the Roof

Environmental Science

Objectives/Goals My objective was to discover which roof worked best in cooler temperatures and warmer temperatures and to determine whether the use of a plant roof could be a solution to th…

CSEF · 2011

The Question of Cattle

Environmental Science Honorable_mention Award

Objectives/Goals My project will determine whether cattle grazing affects the ratio of native to nonnative plant species on the Santa Rosa Plateau. Methods/Materials Materials: 1.Herd of cat…

CSEF · 2011

The Worst Pollutant for Plants

Environmental Science

Objectives/Goals To discover which of the given pollutants (car soap, car oil, smog, and acid rain) is most harmful to the life of plants. I believe this will be car oil. Methods/Materials T…

CSEF · 2011

Think About It, Take a Second

Environmental Science

Objectives/Goals Plastic bags are found littering parks and street corners, while millions of trees are cut down in order to produce paper bags. The objective of this project was to test whi…

CSEF · 2010

Acid Ocean: The Effect of pH on Calcifying Organisms

Environmental Science (Junior Division Only) Second Award

Objectives/Goals The objective of my experiment is to investigate the effect of pH on clam shells. I hypothesize that the lower the pH of the ocean water, the more weight the shells will los…

CSEF · 2010

A CO(2) Overdose

Environmental Science (Junior Division Only)

Objectives/Goals The main goal of this project was to see how high levels of carbon dioxide affect the stomata in an ice plant. The hypothesis was that the plant exposed to 400 grams of carb…

CSEF · 2010

Algae Attack

Environmental Science (Junior Division Only)

Objectives/Goals The objective was to determine if a constant increase of fertilizer causes an increase of algae growth, and to determine if a green fertilizer will cause less algae growth t…

CSEF · 2010

Are Invasives Pervasive?

Environmental Science (Junior Division Only)

Objectives/Goals The objective was to see if non-native species that occur in a young growth forest can invade an adjacent old growth forest. Background research suggested non-native species…

CSEF · 2010

Bacteria Growth in Water

Environmental Science (Junior Division Only)

Objectives/Goals My objective for my experiment was which water sample has the most bacteria: water from the Las Palmas swimming pool, rain water, water from a local pond, or Las Palmas recy…

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