Sentences with phrase «release waste carbon dioxide»

Caterpillars take in oxygen and release waste carbon dioxide through these pores.

Not exact matches

To heat that boiler, the damp, crumbly brown coal known as lignite — which is even more polluting than the harder black anthracite variety — burns in the presence of pure oxygen, a process known as oxyfuel, releasing as waste both water vapor and that more notorious greenhouse gas, carbon dioxide (CO2).

It is mainly food not used, while carbon dioxide released from our lungs and the urine we pee out, are the real waste products of our bodies.

The researchers identify six ways in which biochar curbs emissions, including reducing methane production from decaying plant waste, reducing nitrous oxide release from soils, and avoiding carbon dioxide emissions by storing carbon in the soil.

One of the more successful rural energy development strategies is the use of biogas digesters, which involves a process whereby organic material such as agricultural or animal waste are broken down by specific types of bacteria by anaerobic digestion, releasing carbon dioxide and methane gas.

Along with organizations such as the Global Alliance for Incinerator Alternatives (GAIA) Philippines and Greenpeace Southeast Asia, we oppose these «waste to energy technologies» because they release large amounts of carbon dioxide that contribute to global warming, along with toxic chemicals that pollute the environment.

The good news is that it can be done with existing technology, by cutting energy waste, expanding the use of renewable sources, growing trees and crops (which remove carbon dioxide from the air) to turn into fuel, capturing the gas before it is released from power stations, and - maybe - using more nuclear energy.

One of their projects, now under construction, is a giant waste - to - energy (the modern cleaner sounding name for a garbage incinerator) facility in Copenhagen that has a park and ski run on the roof, (lots more on TreeHugger here) and was designed to have a big smoke ring puff up every time the building released a tonne of carbon dioxide.

The oxygen is released as waste and the protons and electrons are used to convert carbon dioxide into the carbohydrate sugars that plants use for energy.