This is a testing site only. See the live Public Lab site here »


###work in progress This wiki page, like all wiki pages, is a work in progress. If you can help add information, add links, or clean up the organization of this wiki, then feel free to do so! If you're logged in, click the edit button above! If you haven't signed up for, it's quick and painless! ###Food Desert * problem definition/description * existing initiatives that address food deserts (there are a lot, so just sticking to what came up in this thread related to PL) * Newark Green Community Garden * Growing Power * etc * research directions * Link to Ariel's research papers * [Project outline]( * Project article: Questions on Food Deserts: [questions:food-deserts] ###Food Quality * problem definition/description * research directions * food fraud (link to Yagiz' work on olive/peanut oil spectroscopy) * nutrient density experiments Questions on Food: [questions:food] ###Food Growing Research * Infrared imagery for plant health * in cover crop monitoring (FarmHack) * in crop surveillance (FarmHack, other farms) * in community gardens evaluating/demonstrating their practices (Green Community Garden) * Multispectral analysis for plant health * [Concept for analysis]( * [MultispeQ device]( * Tracking outputs * Farming Concrete / Five Borough Farm * more here.... Activities: [activities:food] ###meta Main image [from Wikipedia Commons]( and used under [CC-BY-SA license](

Author Comment Last activity Moderation
Ag8n "By the way, the CyAN app gets images from satellites! " | Read more » about 3 years ago
Ag8n "There is an APP from the EPA that allows for testing for cyanobacteria ( yes,this includes the bad algae). The app works on androids and is called..." | Read more » about 3 years ago
mimiss " @mimiss has marked @amallozzi as a co-author. " | Read more » about 3 years ago
menchronicle2 "his is cool to learn! I also started as a front-end developer with a remote position " | Read more » about 3 years ago
Ag8n "There are a number of ways to test for this. But first, don't Use any method that brings you in contact with the algae. The exception is, if you a..." | Read more » about 3 years ago
sanan00r " " | Read more » about 3 years ago
Ag8n "Here in the lake Erie area, we are suffering from algae blooms. You can look up the problem. But especially in the western basin of lake Erie, t..." | Read more » about 3 years ago
silentsairam "We can use the Carbon footprint for each food item and measure its environmental impact. htt..." | Read more » about 3 years ago
johncarter "Thanks for share " | Read more » about 3 years ago
rahamath_prizm " So good to know it got identified soon. passive income " | Read more » over 4 years ago
straylight " thanks solaris, yes, the yeast, like the sugar, has bolted. An analytical test for red and white wine, excellent, we are making progress :) Agre..." | Read more » over 4 years ago
solaria " Thanks Stray'. Actually, the 0.06 A for the wine was at 5 cm path. Divide by 5 to get 1 cm path for comparison. If yeast/fermentation was cont..." | Read more » over 4 years ago
straylight " solaria, great work, much kudos deserved. A rigorous experiment. Like david_uwi, I wondered at why sucrose is absorbing visible light (VL) at all..." | Read more » over 4 years ago
solaria " Well, the sucrose absorbance is very low, but it's not zero. See Sucrose Absorbance. Since the data is 'clean' and the calculations match expec..." | Read more » over 4 years ago
david_uwi " Problem I have is that sucrose solution looks colorless so does not absorb visible light. I feel that the changes in absorbance that you are seein..." | Read more » over 4 years ago
solaria "Here’s my try at this experiment. Basically, Yes, you can detect added sugar in wine, but it’s a very small change, and requires an accurate basel..." | Read more » over 4 years ago
stevie "Interesting! I lived in a bit of a food desert in New Orleans. The coworking space there used to organize for CSA boxes to be delivered there for t..." | Read more » over 4 years ago
34zhijian "Hi, how does one download the data in the appendix? Thanks! " | Read more » almost 5 years ago
fez "That's great...thank you Warren. It's good to see something is moving in this direction too! So far DIY sensing is mostly relegated to air quality ..." | Read more » about 5 years ago
warren "We're starting to compile a lot of different sensors and testing methods here -- could be of help! " | Read more » over 5 years ago
warren "Ah, i see you've already approached this topic, sorry to repeat! " | Read more » over 6 years ago
iamkat "Ah that's really helpful to know, thank you! " | Read more » over 6 years ago
cfastie "Thanks for the details. After you use a CFL to calibrate the spectrometer, replace the CFL with another light source. If the spectrometer is not d..." | Read more » over 6 years ago
iamkat "Hi Chris, what do you mean by a standard lycopene extraction? The UV spec of lycopene in ether can be found here" | Read more » over 6 years ago