World Nature Conservation Day is observed annually on July 28th to highlight the significance of our planet's natural resources, rich biodiversity, and fragile ecosystems. It’s a powerful reminder of our responsibility to safeguard them, for today and future generations.
The conservation of our planet's natural resources — such as water, soil, minerals, and air — is vital to protecting all biodiversity and maintaining healthy ecosystems.
Water is fundamental to life, and the water cycle is intricately linked with the well-being of ecosystems. That's why it's necessary to use this precious resource wisely. Ensuring clean and accessible water today helps secure it for future generations — for communities, agriculture, and the planet's living systems.
Monção, Portugal.
Image © Claudia C. Barreira 2025.
Bom Jesus, Braga, Portugal.
Image © Claudia C. Barreira 2025.
Moledo, Caminha, NW Portugal.
Image © Claudia C. Barreira 2025.
Camarinha (Corema Album) is a protected coastal plant. Praia de Moledo, Caminha NWPortugal.
Image © Claudia C. Barreira 2025.
The geological record offers valuable insights into the impact of changing rainfall patterns throughout Earth's history. These shifts have profoundly influenced ancient ecosystems, causing extinctions, triggering species migrations, and reshaping landscapes. Yet, in many cases, life found a way: some species adapted to new environmental conditions, allowing them to thrive and evolve. A well-known example is the rise of the Himalayas, a tectonic event that transformed regional climates and altered global atmospheric circulation.
Since the end of the last glacial maximum, climate change has also influenced the evolution of civilizations, affecting both their rise and decline.
By learning from Earth's past, communities and decision-makers can develop policies that support sustainability, environmental protection, and responsible management of natural resources, such as mining and clean energy production.
Serra do Marão, Vila Real, Portugal.
Image © Claudia C. Barreira 2025.
Water travels across our planet through processes such as evaporation, condensation, precipitation, and evapotranspiration. This journey nourishes terrestrial and aquatic ecosystems while also playing a crucial role underground. Water drives both physical and chemical weathering of rocks, leading to the formation of soils that will support future life.
The soil is an extremely important natural resource — often referred to by scientists as "Earth’s skin." It provides habitat for countless life forms, supports the growth of plants and fungi, regulates nutrient cycles, and influences the climate, much like water does. Soil moisture is vital for sustaining a rich diversity of species across ecosystems.
Cave ecosystems rely heavily on groundwater, especially clean, unpolluted water. Without it, many of these hidden habitats would perish.
Nature conservation isn't just about protecting what we see on the Earth’s surface — it also includes the vital systems beneath it, like groundwater, which nourishes rivers, streams, lakes, and aquifers.
Groundwater is a vital resource for drinking water, agriculture, industry, and urban development. In regions with low rainfall, it may be the only reliable water source, supporting local communities and economies.
The “invisible” aquifers — some are thousands of years old — are fragile and vulnerable to contamination, including radioactive pollutants. That’s why their sustainable use and protection are essential for safeguarding life and livelihoods.
Minho, NW Portugal.
Image © Claudia C. Barreira 2025.
Tributary of the Rabaçal River, Possacos, Valpaços, NE Portugal.
Image © Claudia C. Barreira 2025.
Navelwort (Umbilicus rupestris), Possacos, NE Portugal.
Image © Claudia C. Barreira 2025.
Moss, NE Portugal.
Image © Claudia C. Barreira 2025.
River Rabaçal, NE Portugal.
Image © Claudia C. Barreira 2025.
Possacos, NE Portugal.
Image © Claudia C. Barreira 2025.
Human societies have always relied on natural resources for survival — from the flint used by early hunter-gatherers to the rare minerals that power today’s digital world and space exploration. Art, too, has evolved in tandem with humanity’s use of natural resources.
Awareness of the value and scarcity of natural resources has driven the development of conservation policies. These initiatives aim to manage natural resources responsibly and prevent overexploitation. Environmental Impact Assessments play a key role, helping to ensure that our landscape and ecosystems are protected and restored after industrial use.
Geoconservation is an essential part of nature conservation. It focuses on safeguarding valuable geological features, many of which are found in protected areas. Conserving geosites helps sustain biodiversity and ecosystems, since geology often forms the foundation of natural habitats.
Tributary of the Minho River, NW Portugal.
Image © Claudia C. Barreira 2025.
Granite, NE Portugal. The black mineral is tourmaline.
Image © Claudia C. Barreira 2025.
River Minho, Monção, NW Portugal.
Image © Claudia C. Barreira 2025.
Communities share deep bonds with nature — whether it’s an urban park, river, beach, or glacier. These places can hold cultural and historical significance, forming part of a Community’s Identity and Heritage. Protecting them means honoring traditions and stories, be it a striking rock formation, fossil cliff, ancient tree, vast forest, or a river fished for centuries.
Humans share a profound connection with rivers — we are, after all, made of water. Throughout history, cities have risen along riverbanks, where agriculture and industry could thrive. Yet these same activities have often led to pollution and the decline of river ecosystems. This is one of the main reasons for the need to conserve nature: without pollution and waste.
In recent decades, the importance of conservation has grown steadily, and for many communities, it’s become a source of economic opportunity through nature tourism. For many people, it's a source of well-being — a way to escape the noise and pollution of the city and reconnect with the sounds, smells, and serenity of the natural world.
River Minho, Vila Nova de Cerveira, Portugal.
Image © Claudia C. Barreira 2025.
River Minho, Portugal.
Image © Claudia C. Barreira.
Monção, NW Portugal.
Image © Claudia C. Barreira 2025.
In my children's book, “Lully Sheep to the Rescue”, young readers adventure with Lully Sheep and friends on an exciting adventure to solve a climate crisis in Appel Valley.
A catastrophe occurred, and the farmers are asking, “Where are the clouds?” — it hasn't rained in a very long time. With willpower, teamwork, and a touch of magic, Lully Sheep steps up to help solve the climate crisis in Apple Valley.
This is a highly educational story that introduces children to key climate concepts, including the causes and effects of sudden floods and dramatic droughts on communities and ecosystems.
It explores questions like: Why are clouds so important? Where does their water come from? How do they form?
Through Lully’s Sheep's journey, children learn about the water cycle and how it shapes the environment around them, fostering curiosity, compassion, and a deeper appreciation for nature.
Perfect for young readers who love animals, nature, and helping others, this book blends storytelling with science to spark awareness and inspire action.
🌧️Bonus! At the end of the book, children will find a clear and colorful explanation of the water cycle, making complex ideas easy to understand and remember.
📖 Ready to join Lully Sheep’s adventure?
Buy the book on Amazon or read it instantly with the Kindle eBook.
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Here are some engaging ways to teach children how to care for and protect the environment:
Water Conservation:
Save water, especially during summer months. Don't let the tap run while brushing teeth or bathing.
Collect rainwater to use in your garden.
Water your garden in the early morning or evening to reduce evaporation and help water soak into the soil more effectively.
Soil Conservation:
Soil is essential for farming and ecosystems, but it's fragile when exposed to rain, sun, and wind.
Keep soil covered with plants to prevent erosion. Plants protect the soil and help retain nutrients. After a heavy rain, topsoil particles and nutrients are carried away, impoverishing it for farming use. These extra sediments will disturb the ecosystem's health downstream.
Prevent chemicals from leaking into the soil, which can contaminate aquifers and harm soil-dwelling species.
Practice organic farming and composting to enrich the soil naturally. Avoid using chemical fertilizers or pesticides.
Support Pollinators:
Plant a variety of flowering plants – from herbs to fruit trees - to attract pollinators and increase honey production.
Build a creative insect hotel for nesting and shelter.
Leave some fallen leaves in your garden to support insects and improve compost. Many insects live in the soil and depend on moisture and organic matter. By leaving the soil covered, you are protecting it.
Recycle and reuse:
Recycle everything you can, especially plastic.
Buy second-hand items and sell or donate things you no longer use, like furniture or clothes.
Reuse paper and cardboard for crafts and activities – it saves trees.
Save Energy:
Turn off lights and electronics when leaving a room.
Use natural light whenever possible.
Reduce Chemical Use:
Choose eco-friendly products for cleaning and gardening.
Avoid harsh chemicals that can harm wildlife and pollute aquifers.
Compost Organic Waste:
Use food scraps and garden waste to make compost for your plants.
Even pet waste (like dog poo) can be composted safely with the right method.
Rare Minerals & Environmental Impact:
Rare minerals, especially rare earth elements, are essential for technology and green energy, but mining them damages ecosystems, pollutes air and water, and creates massive waste. Your community can advocate for responsible policies to conserve nature and encourage sustainable solutions.
Promote recycling and reuse of rare minerals to minimize the need for new mining.
Restore landscapes and ecosystems damaged by mining operations.
Oppose mining in sensitive habitats and near aquatic environments.
Fix and buy second-hand electronics, not possible to recycle.
Educate Others on Climate Science:
Explain the role of clouds in the water cycle – how they form, carry water, and affect rainfall.
Highlight the causes and consequences of floods and droughts.
Promote understanding of how climate change – rising temperatures, altered precipitation patterns, and extreme weather events – impacts ecosystems and communities.
Advocate for safe use and disposal of Radioactive Materials and the restoration of contaminated sites.
Get Involved with Family, School, or Community:
Be prepared when exploring nature – bring a bag to collect litter.
Respect nature: never damage plants or wildlife while camping or hiking.
Help restore habitats and protect endangered species in your area.
Organize or join environmental awareness events.
Shares new ideas to improve conservation efforts.
Be Curious, Be Creative, Be a Nature Hero!
Encourage kids to explore, learn, and share their ideas to protect the planet. Every small action adds up to a big impact in your local community.