tree day.A greener world.
A life well lived.
IDEAS TO TAKE INTO EVERYDAY LIFE
Explore practical guides on trees, climate, gardens, wildlife, water, food, homes and community life.
321 articles
Climate & change · Guide
Net zero means cutting greenhouse gas emissions to a small residual amount and balancing that remainder with removal and durable storage. Credible claims need a clear boundary, near-term reductions and transparent treatment of residual emissions.
Homes & energy · Guide
Watts describe the rate at which a device uses power at a moment; kilowatt-hours describe energy accumulated over time. Understanding the distinction makes appliance labels and electricity bills easier to interpret.
Gardens & growing · Guide
Greens supply nitrogen-rich material and browns supply carbon-rich material; compost needs both, plus moisture and oxygen. Use volume rather than weight as a practical guide, then adjust the mix by its moisture and smell.
Food & land · Guide
Sustainable food considers how food is grown, processed, moved, eaten and discarded. Learn which choices tend to matter most, how soil and food waste fit in, and how to make a practical decision without chasing a perfect label.
People & places · Guide
A pocket park is a small public green space fitted into a compact urban site; understanding who can reach it, what it offers and who maintains it matters more than its size alone.
Water & oceans · Guide
Blue carbon is carbon stored in coastal and marine ecosystems, especially in their plants and soils. Protecting those habitats can preserve carbon stores while supporting water quality, wildlife and flood protection.
Food & land · Guide
A food forest is a deliberately layered planting of edible trees, shrubs, perennial plants and ground cover, designed to function more like a small ecosystem than a row-crop garden. Its form depends on place, purpose and upkeep.
Food & land · Guide
Organic and conventional describe different production rules and choices, not a simple environmental score. Compare the food you buy, the farm practices that matter to you and whether the food will be used rather than wasted.
Gardens & growing · Guide
Compost and mulch can both improve a garden, but they do different jobs. Learn where each belongs, when compost can serve as mulch, and how to choose for your soil, plants and available materials.
Climate & change · Guide
Climate change can increase flood risk by influencing heavy rainfall and sea levels, but flooding also depends on terrain, drainage and exposure. Learn what the connection means for a particular place.
Climate & change · Guide
Climate change can raise drought risk by increasing heat and evaporation, but drought also depends on rainfall, soils, water use and location. Learn how to tell these factors apart and where to start.
Climate & change · Guide
Climate change affects biodiversity by shifting the conditions species and ecosystems depend on, while land use and other pressures also shape outcomes. Understand the pathways and what local observation can show.
Water & oceans · Guide
Stormwater runoff is rain or meltwater that flows over land instead of soaking in; learn how surfaces, soil, and drainage shape where it goes and what it carries.
Food & land · Guide
Start plant-based eating with familiar meals and one satisfying swap at a time. Learn a flexible meal formula, see a hypothetical weeknight example, and avoid the common trap of changing too much before you know what works.
Waste & circular living · Guide
Reduce plastic waste by preventing repeat purchases and packaging where practical, then reuse durable items and sort remaining plastics according to local rules. A few targeted changes are more useful than guessing at the recycling bin.
Gardens & growing · Guide
Leaf mould is made by letting collected leaves decompose on their own, producing a leaf-based soil conditioner rather than a balanced food-scrap compost. Learn how to contain, monitor and use it in a home garden.
Homes & energy · Guide
Find likely leaks by looking for moving air, visible gaps and dust trails around the home’s envelope, then prioritize the locations that affect comfort. Know when a professional assessment is safer than guesswork.
Food & land · Guide
Sustainable palm oil refers to production intended to reduce environmental and social harms associated with palm cultivation. Assess claims by checking what standard, sourcing scope, and verification they describe.
