Advantages and disadvantages of biofuels
Biofuels have long been touted as a sustainable alternative to fossil fuels because they are made from renewable resources. However, there’s ample evidence emerging that the production of biofuels a...
The true cost of anaerobic biodigesters: Is biogas worth it?
Today, millions of dollars are being poured into the construction of anaerobic digestion facilities. But are these facilities truly living up to their sustainability promise? Or is anaerobic digestion...
Why Carnival installed 600 food waste biodigesters
Over the past three years, Carnival Corp & plc installed nearly 600 food waste biodigesters across nine of their major cruise line brands. This significant investment in waste management technology wa...
How improper food waste management leads to microplastics in the ocean
When a single-use plastic bag from the grocery store or plastic straw from a morning coffee doesn’t make it to the recycling center, it is discarded. Only 9% of plastic waste gets recycled. Most of ...
Four ways a bin tipper benefits your company
Today’s food prep companies face a number of options for organic waste disposal, ranging from composting to anaerobic digesters to onsite biodigesters. Fortunately, there’s one choice that’s e...
The Future of Maritime Waste at Posidonia
In early June, Power Knot Ocean attended Posidonia 2022, an international shipping exhibition which takes place every two years in Athens, Greece. In this blog, we review the top three things we learn...
Why correctional facilities are switching to food waste digesters
Correctional facilities have unique considerations driving their choices for the disposal of food waste. Many operations first search for landfill alternatives as a way to rein in growing costs.Costs ...
Beyond Composting: A cost-effective solution for SB-1383 compliance
California’s Short-Lived Climate Pollutants Law, SB-1383, took effect on January 1, 2022. We explore the penalties of SB-1383, impact on states, and other tools to help businesses divert their food ...
Can you compost meat, dairy, and fish?
Although composting is one of the best ways to handle food waste, there are limitations to what kind of food waste can be composted. Here's why the EPA cautions against composting dairy products, meat...
Highlights from WasteExpo 2022
WasteExpo 2022 was a whirlwind of towering trucks, thrilling technology, and businesses involved in trash. The Power Knot team spent three days exploring new trends in the waste industry, participatin...
This is why the marine industry uses biodigesters
The Power Knot service and support team recently took these items out of an LFC biodigester. Upon closer inspection, we found the removed items were non-organic such as metal utensils, plastic bags, w...
How food waste helps maritime vessels achieve decarbonization goals
Why is the maritime industry focused on decarbonization? The maritime industry currently accounts for a small percentage of greenhouse gas (GHG) emissions — approximately 3.1% of annual global CO2 e...
