How Climate Change Is Changing Our Coastal Forests

January 19, 2025 / activist360

Map of change between sampling intervals in forest area for low and mid elevation (crossed) counties derived from the FIA. Vector shapefiles were retrieved from the U.S. Census Bureau.

Imagine driving along the coast and seeing rows of lifeless trees standing in pools of water—gray, leafless, and eerie. These “ghost forests” are appearing along the eastern United States, and they tell a sobering story about how climate change is reshaping our coastal landscapes. Coastal forests, which provide critical benefits to both people and wildlife, are disappearing or transforming at an alarming rate.

What Are Coastal Forests and Why Are They Important?

Coastal forests are unique woodlands found near the shorelines of oceans, bays, and estuaries. These forests thrive in areas with a mix of salty and fresh water, making them different from inland forests.

Coastal forests are essential for:

Wildlife Habitat: They provide homes for birds, fish, and other animals that rely on both land and water ecosystems.
Flood Protection: Their trees and soil act as natural barriers, absorbing water and reducing the impact of floods and storm surges.
Carbon Storage: Coastal forests capture and store large amounts of carbon dioxide, which helps slow the pace of global warming.

These vital ecosystems are under threat. Rising sea levels, stronger storms, and higher temperatures are causing widespread damage. Many trees are dying, leaving behind ghost forests where thriving woodlands once stood.

How Climate Change Is Impacting Coastal Forests

Climate change is reshaping coastal forests in profound ways, driven by rising sea levels, stronger storms, and increasing temperatures. Each of these factors contributes to the gradual transformation of these ecosystems, creating significant challenges for their survival.

Sea Level Rise: As sea levels rise, saltwater moves further inland, soaking the roots of trees that cannot survive in salty conditions. Over time, these trees die, creating ghost forests. Areas like the Chesapeake Bay have seen this transformation accelerate, as low-lying forests succumb to saltwater intrusion.
Stronger Storms: Hurricanes and tropical storms are becoming more intense due to climate change. These storms knock down trees, flood forest areas, and create conditions that make it harder for new trees to grow. While some forests recover, many do not, leading to a permanent loss of trees and wildlife habitats.
Warming Temperatures: Rising temperatures put stress on coastal forests by changing the types of trees and plants that can survive. Warmer weather can also make forests more vulnerable to pests and diseases, further accelerating tree loss.

What This Means for Us

The disappearance of coastal forests has far-reaching consequences that go beyond the trees themselves. From influencing the global climate to protecting communities and wildlife, these ecosystems play a critical role in maintaining balance.

Carbon Storage: Coastal forests are powerful carbon sinks, meaning they absorb and store carbon dioxide from the atmosphere. When these forests die, they release this stored carbon back into the air, worsening global warming.
Flood Protection: Without coastal forests, communities are more exposed to flooding and storm surges. These natural barriers are irreplaceable in their ability to protect homes, roads, and other infrastructure from water damage.
Wildlife Impact: The loss of coastal forests means many animals lose their homes. Birds, amphibians, and fish that rely on these ecosystems are forced to relocate—or they may not survive at all.

What Can Be Done?

While the challenges facing coastal forests are significant, there are practical steps we can take to protect and restore these vital ecosystems. From preserving existing forests to adapting to the realities of climate change, these actions offer hope for the future.

1. Protect Existing Forests

Taking steps to safeguard the forests we still have is crucial for their survival.

Limit construction and development near coastal areas to reduce stress on these ecosystems.
Establish protected zones where forests can thrive without human interference.

2. Plant More Trees

Replanting trees native to the land can restore damaged forests and strengthen their resilience against climate change.

Reforestation efforts can help rebuild damaged areas and increase the number of trees that store carbon.
Focus on planting salt-tolerant species, native to the land, in vulnerable areas to adapt to rising sea levels.

3. Adapt to Climate Change

Adapting to the realities of climate change can help protect coastal forests and ensure their long-term survival.

Build barriers or channels to prevent saltwater from reaching inland forests.
Use technology and research to monitor changes in forest health and plan for future challenges.

Summing Up

Coastal forests are lifelines for wildlife, shields against floods, and crucial allies in the fight against climate change. Saving these forests matters, not only for the environment but also for the well-being of communities that rely on them. Conservation efforts and innovative solutions are helping some coastal forests recover. And, with collective action, we can ensure these vital ecosystems continue to thrive for generations to come.

Source: Ardón, M., Potter, K. M., White, E., Jr., & Woodall, C. W. (2025). Coastal carbon sentinels: A decade of forest change along the eastern shore of the US signals complex climate change dynamics. PLOS Climate, 4(1), e0000444. https://doi.org/10.1371/journal.pclm.0000444. See the data.

How Climate Change Is Affecting Your Favorite Healthy Food Choices

January 12, 2025 / activist360

Close-up of red apples in a basket. The apples Have natural variations in color and texture, showcasing a mix of reddish hues and green patches. Some of the apples have visible blemishes, reflecting their organic and unprocessed state. The lighting is soft and warm, highlighting the rustic and fresh appeal of the apples. Photo by Priscilla Du Preez 🇨🇦 on Unsplash.

Did you know that the apples you enjoy might soon face serious challenges because of rising temperatures?

Apples, one of the most beloved and healthiest snacks, are under threat. As climate change reshapes weather patterns, it’s also impacting how—and where—our food grows. These changes affect not just apples but many of the healthy foods we rely on every day. Understanding this issue is crucial for anyone who cares about their health and the environment. Let’s dive into how climate change is affecting your food.

The Science Behind the Problem

How Climate Change Impacts Agriculture

Climate change is causing shifts in temperatures, rainfall, and weather patterns worldwide. For agriculture, this means disrupted growing cycles, extreme heat, and unpredictable frosts—all of which create challenges for crops. Perennial crops like apples are particularly vulnerable because their growth depends on consistent weather conditions year-round.

Apples as a Case Study

Apples provide a clear example of how climate change affects food production. Scientists have identified six key climate factors that influence apple growth, including:

Extreme Heat Days: Days when temperatures exceed 93°F can cause sunburn on apple skins, reducing their quality.
Warm Nights: Nighttime temperatures above 59°F can prevent apples from developing their rich red color, making them less appealing to consumers.
Reduced Chill Portions: Apples need cold periods during winter to rest and prepare for spring growth. Warmer winters mean fewer of these essential chill hours.
Earlier Frost-Free Days: While this might sound good, it can disrupt the natural bloom cycle, increasing the risk of frost damage later.

Yakima County in Washington, one of the leading apple-producing regions in the U.S., has seen harmful trends in five of these six metrics. These changes reduce apple yield, size, color, and taste—qualities that make apples a staple in healthy diets.

Why It Matters to You

Health Implications

Changes in food production can directly impact your diet. When apples face extreme heat or warm nights, they may lose their flavor and nutritional value. Reduced availability of high-quality apples could make healthy eating more expensive or harder to achieve.

Environmental Concerns

When crops like apples struggle, farmers must use more resources to maintain production. This includes water for cooling trees during heatwaves or energy to run protective equipment. These added measures can increase the carbon footprint of growing food, contributing further to climate change—a cycle that’s tough to break.

Actions Being Taken

Adaptation by Farmers

Farmers are already finding ways to adapt. Here are some strategies being used:

Netting: Covers are placed over apple orchards to protect fruit from sunburn.
Evaporative Cooling: Spraying water on trees helps lower their temperature during heatwaves.
Crop Diversification: Planting heat-resistant apple varieties or other crops reduces risk.

Scientific Research and Innovation

Researchers are also stepping in. A $6.75 million USDA-funded project is helping farmers mitigate extreme climate events. This initiative includes studying how to adapt apples and pears to new growing conditions across the U.S., starting with Washington State. Scientists are working to find long-term solutions that keep crops productive despite challenging conditions.

How You Can Help

Support Sustainable Practices: When you buy apples and other produce, look for labels that indicate sustainable farming practices. Supporting local farmers who prioritize environmentally friendly methods can make a big difference.
Reduce Food Waste: Every piece of wasted food represents water, energy, and labor lost. By planning meals carefully and storing apples properly, you can reduce waste and lessen the strain on farmers already coping with climate challenges.
Advocate for Change: You don’t have to be a farmer to make a difference. Get involved in climate-friendly initiatives or share this information with others. Raising awareness about how climate change affects food can inspire collective action and support for sustainable practices.

Summing Up

Climate change is reshaping how and where our food is grown, with apples as just one example of a crop under threat. The impacts go beyond the farm, influencing your health, your wallet, and the environment. But there’s hope—farmers, scientists, and consumers can work together to protect our environment and food supply.

Source: Preston, S., Rajagopalan, K., Yourek, M., Kalcsits, L., & Singh, D. (2024). Changing climate risks for high-value tree fruit production across the United States. Environmental Research Letters, 19(12), 124092.

Global Impact of Melting Snow and Ice

January 5, 2025 / activist360

Two Antartica icebergs floating on calm water with intricate, wave-like formations, set against a dark icy landscape in a serene polar environment. Photo by Torsten Dederichs on Unsplash.

How Melting Ice Shapes Our Climate, Water, and Future—and What We Can Do to Protect It

Did you know that Greenland is losing 30 million tons of ice every hour? This isn’t just a shocking statistic—it’s a wake-up call. The melting of the world’s ice isn’t just a problem for cold regions; it’s an issue that impacts all of us, from the water we drink to the air we breathe. This week we examine the importance of Earth’s ice, the alarming changes it’s undergoing, and why it matters to your life.

The Big Picture: What Is the Cryosphere?

The “Cryosphere” might sound like a complicated word, but it simply means all the parts of Earth covered in snow and ice. This includes glaciers, ice sheets, permafrost (frozen ground), and sea ice.

Why does the cryosphere matter?

Temperature Regulation: The cryosphere reflects sunlight, keeping the planet cool, much like a natural air conditioner.
Water Storage: It stores about 70% of the world’s fresh water, feeding rivers and supporting billions of people.

Without the Cryosphere, Earth would be hotter, drier, and much less hospitable.

Alarming Changes in Ice and Snow

The Cryosphere is changing fast, and the consequences are already being felt worldwide. Greenland is losing ice at an unprecedented rate, enough to raise sea levels significantly in the coming decades. Glaciers in the Alps and Himalayas are melting at record levels, threatening water supplies for millions of people downstream.

In addition, Antarctic sea ice is shrinking, with three consecutive years of record lows. This destabilizes the Antarctic ice sheet, which could lead to catastrophic sea-level rise. And, frozen ground in Arctic regions is thawing, releasing harmful greenhouse gases like carbon dioxide and methane. This accelerates global warming and damages infrastructure in those regions.

Why It Matters to You

Melting ice may seem like a distant problem, but its effects are closer to home than you think.

Rising Seas: As ice melts, sea levels rise, threatening coastal cities and communities. Major cities like New York, Miami, and Mumbai face increased flooding risks.
Water Supply: Snow and ice act as reservoirs, releasing water during warmer months. With less snowpack, regions like the Himalayas and Andes face water shortages, impacting agriculture and drinking supplies for billions.
Changing Weather: Melting ice disrupts weather patterns, leading to stronger storms, unpredictable rainfall, and even impacts on fisheries as oceans warm and acidify.

The Path Ahead: What Scientists Say

The Cost of Inaction

If emissions continue at current levels, global temperatures could rise by 3°C or more by the end of this century. This would push many regions beyond their ability to adapt, leading to economic and human costs that are unimaginable.

Hope Through Action

The good news? Scientists agree that if we act now to limit warming to 1.5°C, we can slow ice loss and reduce long-term damage. This requires cutting emissions by 50% by 2030 and reaching net-zero by 2050.

What Can Be Done?

Global Solutions

To address the challenges posed by melting ice and its global impacts, reducing emissions is a critical step. Transitioning to renewable energy sources like wind and solar can significantly cut greenhouse gas emissions, slowing the pace of global warming and ice loss. Additionally, protecting vulnerable areas is essential. Investing in resilient infrastructure and implementing policies designed to safeguard communities can help mitigate the risks of rising seas and water shortages, ensuring these regions are better prepared for the future.

Individual Steps

You don’t have to be a scientist or policymaker to make a difference. Here’s how you can help:

Advocate for climate-friendly policies in your community.
Use public transport, conserve energy, and support sustainable products.
Spread awareness by sharing what you’ve learned with friends and family.

Summing Up

Saving the world’s ice isn’t just about preserving glaciers—it’s about protecting our homes, food, and future. The actions we take today will shape the world for ourselves as well as future generations. Each degree of warming we prevent reduces the risks to our planet and ourselves. Let’s work together to ensure that ice continues to cool the Earth, sustain life, and inspire hope for a better tomorrow.

International Cryosphere Climate Initiative. (2024). State of the cryosphere 2024: Lost ice, global damage. International Cryosphere Climate Initiative. Retrieved from https://iccinet.org/statecryo24/.