2025: A year of Hard Truths – and Genuine Hope for Climate and Biodiversity

2025 forced the world to see two truths at once: climate risks are accelerating faster than expected, and yet global momentum behind Nature-Based Solutions (NBS) is stronger, more scientific, and more collaborative than ever.

At OpenForests, we sit exactly in this intersection.
The data reminds us how much urgency remains. But every day on explorer.land, we see something equally important: when communities, funders, and practitioners work with transparency and trust, restoration works — visibly, measurably, and at scale.

This recap explores the two sides of 2025:

  1. The ecological pressures demanding fast, credible action
  2. The breakthroughs showing that restoration and conservation are gaining ground

Global Climate Trends 2025: a still-rising emergency

Scientific assessments confirm we are approaching critical ecological thresholds — and the window for limiting global warming to 1.5°C is narrowing.

1. Fossil fuel emissions hit a record high

In 2025, global fossil CO₂ emissions are projected to reach a record 38.1 billion tonnes, an increase of 1.1% from last year.
Atmospheric CO₂ concentrations are expected to hit 425.7 ppm, a historic high.

At this pace, the world has roughly four years left before the remaining carbon budget for 1.5°C is depleted.

This is not just a scientific benchmark. It represents the moment when everyday impacts like extreme heat, severe flooding, and ecosystem collapse become increasingly irreversible.

2. Biodiversity in 2025: Cascading declines continues

The latest IUCN Red List shows that 61% of all assessed bird species are now in decline, driven by habitat loss, agricultural expansion, and climate stress. (Source: BirdLife International, 2025)
Warming seas have accelerated coral bleaching: the Great Barrier Reef experienced its fifth mass bleaching event in eight years. (Source: AIMS, 2024)

Bleached coral reef
Bleached coral reef

These numbers are not warnings.
They are instructions for where we must respond with precision, funding, and long-term commitment.

8 positive news for the planet in 2025

Despite the severity of the data, 2025 also delivered measurable, science-backed progress. These 8 breakthroughs show that when restoration efforts are well-funded, well-monitored, and grounded in collaboration, nature responds.

1. Green sea turtle populations rebound

The Green Sea Turtle (Chelonia mydas) improved on the IUCN Red List after decades of global conservation efforts — proof that long-term protection pays off.

Green Sea Turtle (Chelonia mydas)

Source: Earth.org

2. Endemic island birds recover in Rodrigues

Both the Rodrigues Warbler (Acrocephalus rodericanus) and Rodrigues Fody (Foudia flavicans) were downlisted thanks to long-term native habitat restoration. A powerful reminder of what local, sustained conservation can achieve.

Rodrigues Fody
Rodrigues Fody (Foudia flavicans)

Source: BirdLife.org

3. Australia passes landmark environmental reforms

New federal legislation placed native forest logging under stricter national oversight, improving legal protection for critical ecosystems.

landscape, tree, nature, forest, grass, wilderness, sky, meadow, hill, foliage, jungle, scenic, flora, savanna, plants, trees, australia, outside, hdr, clouds, grassland, vegetation, rainforest, wetland, woodland, habitat, ecosystem, rural area, natural environment, geographical feature, woody plant, arecales, Free Images In PxHere

Source: Australian Government, Department of Climate, Energy, the Environment and Water

4. EU Nature Restoration plans move into action

Member States submitted national restoration plans under the Nature Restoration Law, setting the stage for coordinated rewilding across Europe.

A European beech forest © European Wilderness Society
A European beech forest © European Wilderness Society

Source: European Comission

5. AI Earth Observation becomes a game-changer

New partnerships (Google, WRI) delivered meter-level, near-real-time environmental monitoring, enabling faster detection of forest degradation and illegal activity.

This unlocks faster, more credible monitoring for platforms like explorer.land.

AI For Nature, global fishing watch data
Illustrative map showing global fishing watch data on offshore infrastructure and vessel activity in the North Sea, AI For Nature, Google & World Resource Institute working paper

Source: Report – AI for Nature. How AI can democratize and scale action on nature

6. Net forest loss has declined since 1990

FAO data shows global net forest loss (deforestation minus regrowth) has significantly decreased since 1990. Forests remain under pressure, but the long-term trajectory is improving.

Forests cover 4.14 billion hectares – about one-third of the planet’s land area.
©FAO/Vasily Maksimov

Source: FAO

Trust, transparency, and collaboration

These positive signals show a clear pattern:
restoration works when it is evidence-based, transparent, and locally grounded.

2025 was not the year we turned the tide.
But it was a year that proved beyond doubt that change is happening — and accelerating — in the right direction.

If we combine scientific rigor, transparent data, and community-led action, the breakthroughs we saw this year can become the baseline for every year that follows.

We still have time.
We still have momentum.
And most importantly — we still have a choice.

At OpenForests, our role is to turn complex restoration data into transparent, verifiable stories that empower funders, environmental organizations, NbS, policymakers, and communities.

Through our transparency hub explorer.land and our consulting work, we help projects:

  • increase transparency
  • standardize monitoring
  • verify outcomes through geospatial and field data
  • communicate impact in ways that attract funding
  • share replicable success stories

Because the battle for the planet will be lead by those who can prove impact, build trust, and collaborate at scale.

About the author

Picture of Léa Smadja
Léa Smadja
Ocean lover and dog owner, Léa blends her background in Marketing and Environmental Engineering to craft inspiring stories that help restoration organizations make a lasting impact.
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