Web-Resol Tudo sobre Limpeza Urbana e Resíduos Sólidos!
Composting has a key role to play if the UK is to meet its targets under the Landfill Directive and also on an environmental scale the composting process helps avoid landfilling of green waste which through methane generation contributes to global warming.
Composting is a well established and simple method for processing organic waste. It requires aerobic conditions (presence of oxygen) and temperatures of 55-60 degrees centigrade which will lead to the breakdown of organic compounds into a useable compost. A number of local authorities encourage composting at household level through education or the provision of free or subsidized composting bins. And, if you have a small garden or live in a flat you may prefer to take compostable materials to a centralised composting site run by the council or alternatively the authority may take green waste away or have recycling centres where it be taken.
All that needs to be done is to place the materials into a container, often made from recycled plastic and having a lid and side access. Occasional turning and adding of new green and other appropriate waste will help speed the composting process.
What can be composted
Lawn clippings
Shredded stalks and hedge clippings
Cut flowers
Vegetable and fruit scraps
Tea bags, leaves and coffee grounds
Egg shells
What can’t be composted
Diseased plants
Plastics, glass and other non-organic materials
Cooked food including meat and fish
Weeds are best avoided
Coloured glossy paper
Pet droppings
Your questions answered
How long does it take to make compost?
Composting can take weeks or months, depending on how much air and moisture the compost receives. By turning the compost regularly to incorporate air you should make compost in 3-6 months. In winter it will take longer because cold weather slows the process down.
Why does compost turn wet and slimy?
Usually because you have put in too much soft material, grass clippings and vegetable peelings etc. By adding chopped up twigs and wood chips and some shredded or crumpled newspaper you will give the compost a better texture
Artigos Relacionados
Check Also
Waste management poses challenges, but could unlock major environmental and economic gains
Every day, the city of Rio de Janeiro, one of the largest metropolises in the Southern Hemisphere, generates 17,000 tonnes of waste, ranging from large industrial debris to candy wrappers bought innocently at newspaper stands. While this waste presents a serious and urgent environmental challenge, it also fuels an increasingly significant portion of the economy, with benefits extending beyond financial gains. - When we look at developed European countries, many are already recycling between 40% and 50%, with some reaching 60%. From an economic standpoint, both recyclable materials and organic waste hold tremendous value - stated Adalberto Maluf, National Secretary for Environment and Environmental Quality at the Ministry of the Environment (MMA), during the Methane Forum: Climate Emergency Brake, at the Rio Nature and Climate Week. Citing a 2025 report, Maluf mentioned that Brazil literally throws away R$27 billion annually, while municipalities spend significantly more - R$45 billion - managing all this waste, often overlooking the environmental impact or economic potential buried in landfills and dumps. - We spend R$45 billion to collect and dispose of waste in landfills, yet we manage to recycle less than a third of the potential. I believe it will be necessary to review contracts, create performance-based remuneration mechanisms, and pay for both effectively sorted materials and those diverted from landfills - he added. According to the IBGE, 60.5% of Brazilian municipalities adopt some form of selective waste collection, and several initiatives serve as examples of how to manage city waste. In his panel presentation, Bernardo Ornelas, Project Coordinator at the Rio de Janeiro Municipal Urban Cleaning Company (Comlurb), highlighted Ecoparque do Caju, a national benchmark in waste management and recycling. There, received materials are sorted and can be used for biogas production, organic compounds for urban gardens, or human consumption, in the case of still...