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.

1859 projects · showing 1561–1590 Environmental Engineering — clear category filter Clear all

CSEF · 2008

When Growing Orange Goes Green

Environmental Engineering

Objectives/Goals We tested to see which street trees are most effective in removing atmospherical carbon dioxide and the pollutant ozone, testing the broad spectrum of Palm, Pine, and Oak. W…

CSEF · 2007

A Filter Today Keeps Pollutants Away

Environmental Engineering Third Award

Objectives/Goals Our objective was to determine whether sand, carbon, or foam best removes the dangerous pollutants and excess nutrients in the storm drain outfall runoff that flows into the…

CSEF · 2007

Bacteria, Baby!

Environmental Engineering

Objectives/Goals We wanted to determine, out of a charcoal, paper, and ceramic filter, which filter would eliminate the most bacteria. Methods/Materials The materials we used were two large…

CSEF · 2007

Evaporation Collaboration

Environmental Engineering

Objectives/Goals To see if a layer of canola oil on top of water can stop or at least slow down the process of evaporation so cities that have water evaporation issues can help preserve thei…

CSEF · 2007

Heat: From Substrate to Water

Environmental Engineering

Objectives/Goals To find whether gravel, sand, or clay transfer heat to water the quickest and highest degree Celcius, depending on the temperature they intially have. Methods/Materials Tape…

CSEF · 2007

Less Is More

Environmental Engineering

Objectives/Goals My objective was to find out if motor oil slows the evaporation of water in order to conserve water in field agricultural operations. Methods/Materials Fill 6 cups of water…

CSEF · 2007

Oil Spills

Environmental Engineering

Objectives/Goals The objective of my project was to see how much oil soil samples absorbed, and if the absorption rate differed over a course of five days. I also wanted to investigate if th…

CSEF · 2007

Reduction of NO(3) and PO(4)

Environmental Engineering

Objectives/Goals The objective of this project is to eliminate and/or reduce the problem of agricultural runoff through the use of different biofilter mixtures or ratios. Methods/Materials A…

CSEF · 2007

Solving the Crisis on Hand: Ozone Depletion

Environmental Engineering

Objectives/Goals The goal of my project is to stop the depletion of the ozone layer. In this project, I am proposing my strategy to stop ozone depletion. Methods/Materials I created a method…

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