We composted 'biodegradable' balloons. Here's what we found after 16 weeks
- Written by Morgan Gilmour, Adjunct Researcher in Marine Science, University of Tasmania
'Biodegradable' balloons after 16 weeks in freshwater.Jesse Benjamin, Author providedAfter 16 weeks in an industrial compost heap, we unearthed blue and white balloons and found them totally unscathed. The knots we spent hours painstakingly tying by hand more than four months ago were still attached, and sparkly blue balloons still glinted in the...





