[INFORMATIVE] The Role of Forests in Climate Regulation and Biodiversity

The Role of Forests in Climate Regulation and Biodiversity

By: Raina Liu

  

Forests are among the most critical elements for health and sustainability. It’s not only an essential contribution to climate control but also to the preservation of biodiversity. In this respect, forests are significant because they house many species. Still, they provide a multitude of services to humanity. In this article, we will delve into the world of forests, introducing different functions, real threats, and demands for conservation and restoration processes.

Firstly, forests play a vital role in the fight against climate change. They act as carbon sinks, whereby, through the process of absorbing more than a quarter of CO₂ emissions artificially released to the air by human beings are absorbed yearly. This, therefore, is an activity that plays a crucial role in stabilising the earth’s climate and thus offsets the influence brought about by global warming. The trees absorb carbon dioxide through photosynthesis and store it in biomass and soil in the form of carbon. This, in turn, helps thin the concentration of greenhouse gases in the atmosphere and thereby contributes to the control of the general climatic condition of a region. Estimates from the Intergovernmental Panel on Climate Change found that about 80% of all terrestrial carbon is stored in forests. It has, therefore, been determined that a lot of terrestrial carbon is stored in the forests. This implies that through such storage, they play a vital role in the global carbon cycle. Other mechanisms through which forests participate in the regulation of temperature include providing shade and releasing water into the air through evapotranspiration.

This, in turn, cools the surrounding air and impacts weather patterns from the local to the international levels. Forests would come with cloud formations, further fiddling with the general climate conditions by altering precipitation rates. A very good example is that of the Amazon rainforest, very important in terms of the production of rainfall outside its borders—a function underlining the connection of the ecosystems of forests with global systems of weather. Besides their function in climatic modification, forests are biodiversity hotspots, a home to about 80 percent of the world’s terrestrial species.

They represent the main habitats, feeding areas, and protective areas for numerous species. For example, the Amazon rainforest hosts about 10% of the total number of described species; most of them are endemic, while others are endangered. Forests are mutilated, right from the tall canopy trees down to the rich understory; each of these layers hosts various species fitted for the role of being at that particular layer.

Biodiversity plays a decisive role in enabling ecosystems to recover after disturbances or to adapt under continuously changing environmental conditions, hence for ecosystem resilience and stability. Besides, it protects genetic variability important for agriculture and medicine, as well as the resilience of ecosystem functions.

It provides the raw material for further evolution and adaptation to environmental changes and disease pressures. These genetic resources have turned the forests into very important raw materials in the development of new crops, medicines, and other products useful in enhancing human well-being. Many of the active pharmaceutical compounds trace their origins to plants in the forests. This means there is still great potential for the future. Forests also play an important role in human livelihoods, cultural life, and economic benefits.

They have provided economic opportunities in the form of both wood and non-wood forest products, apart from ecosystem services. The contribution that the forest sector makes to the whole global economy is annually valued at more than $120 billion. They have provided a place for recreation to improve one’s mental health and well-being through the reduction of stress and improving cognitive function. The forests signify the cultural identity of the native people and, in turn, form part of the spirituality that acts as the foundation for their existence in life. Conversely, despite how important they may be, the forests face quite several threats resulting from human activities.

Deforestation through agriculture, logging, or building conflicts habitat loss with a decline in biodiversity and enhances carbon emission. Recent data show that, due to the deterioration of this very important ecosystem, several millions of hectares are lost every year. The climatic change further aggravates the problems by increasing predisposition to infestation and diseases, and fire disrupts the entire forest ecosystem, affecting its capacity for carbon storage and retention of biodiversity.

Overall, the results of this temperature shift have been a shift in the distribution of species and a disruption in ecosystem dynamics, hence threatening the survival of many species. In addition to deforestation, conversions to agricultural or urban uses reduce the habitat available and fragment what is left, repercussions on biodiversity and ecosystem services that could be provided by forests.

Habitat fragmentation produces small and isolated populations that are more susceptible to extinction because of reduced genetic diversity and greater vulnerability to changes in environmental conditions. In addition to the loss of ecosystem services linked to the regulation of water, stabilisation of soils, and moderation of climate, such changes have enormous implications for human societies and the natural world.

All these various threats have turned priorities globally toward conservation and restoration that involves the protection of the remaining forests, restoration of degraded lands, and assurance of sustainable management.

This would include the creation of protected areas such as national parks and wildlife reserves to avoid habitat loss and species protection. This allows it to take its natural ecosystem form and have the species succeed independently without interference from human beings. According to the Convention on Biological Diversity, more than 15% of the world’s terrestrial area is under protection—a reflection of the commitment of nations towards conserving biodiversity. Other significant endeavours associated with forest conservation include reforestation and afforestation.

Reforestation is done on lands that were once covered with forests but have now been degraded or otherwise cleared, whereas afforestation implies the planting of trees on lands not previously forested. Both activities result in the creation of restored ecosystems, carbon sequestration, and biodiversity increases. They regenerate degraded land to its original ecological functionality through the enhancement of soil health and the increase in the level of storage, thereby mitigating climate change.

Sustainable forest management would consider the balance between the demand for forest products and the maintenance of the ecosystem for use in the future. This encompasses selective logging, agro-forest practices, and community-based management that promote the sustainable use of resources within the forest while maintaining ecological integrity. It ensures continuity in the implementation of basic services and that forests continue uninterruptedly to make their resources available without losing their regenerative and biodiversity protection capacity.

This cannot be done without adequate intervention of the communities in question for forest conservation.

The native and local communities have a lot of traditional knowledge and a direct interest in maintaining natural conditions. Core business in this regard will, therefore, involve such communities to ensure that traditional practices and cultural values are integrated for better and more sustainable results. Community-based conservation provides a lot of opportunities for the local people to take care of and manage their natural resources by instilling in them a sense of ownership and responsibility. There has to be recognition of the immense contribution forests make towards climate control and biodiversity conservation if the health of our planet is to be maintained.

Forest protection and restoration are not just an environmental responsibility but moral obligations in securing a sustainable future for all future generations. This is further underlined by the fact that most of these forests are also interlinked with global ecological processes, hence requiring an international level of cooperation in trying to stem the challenges facing these ecosystems.


Works Cited
Environment, UN. “Kunming-Montreal Global Biodiversity Framework.” UNEP - UN Environment Programme, 2022, www.unep.org/resources/kunming-montreal-global-biodiversity-framework?gad_source=1&gclid=Cj0KCQjwrp-3BhDgARIsAEWJ6SzUED4JU2ETKhzioHMxSRKwg8aUtfGnaHMhlY6g6MWbSNWvsQ3kwVIaAq10EALw_wcB. Accessed 16 Sept. 2024.

European Parliament. “Climate Change: The Greenhouse Gases Causing Global Warming | Topics | European Parliament.” Www.europarl.europa.eu, 23 Mar. 2023, www.europarl.europa.eu/topics/en/article/20230316STO77629/climate-change-the-greenhouse-gases-causing-global-warming.

Friedlingstein, Pierre, et al. “Global Carbon Budget 2022.” Earth System Science Data, vol. 14, no. 11, 11 Nov. 2022, pp. 4811–4900, essd.copernicus.org/articles/14/4811/2022/, https://doi.org/10.5194/essd-14-4811-2022.

“How Banks, Deforestation and the Climate Crisis Are Linked | Global Witness.” Global Witness, 2020, www.globalwitness.org/en/campaigns/forests/how-banks-deforestation-and-climate-crisis-are-linked/?gad_source=1&gclid=Cj0KCQjwrp-3BhDgARIsAEWJ6SyyuUKutw-yoi3kzz_gssBT1Ygtd3ypLcz-px-ZIw4ucqagyJoRwGUaAoB6EALw_wcB. Accessed 16 Sept. 2024.

Martin. “Forests, Desertification and Biodiversity.” United Nations Sustainable Development, 2023, www.un.org/sustainabledevelopment/biodiversity/#:~:text=Forests%20cover%20nearly%2031%20per.

“NOC Contributes to Latest IPCC Report Assessing Impacts of Climate Change | National Oceanography Centre.” Noc.ac.uk, 2022, noc.ac.uk/news/noc-contributes-latest-ipcc-report-assessing-impacts-climate-change?gad_source=1&gclid=CjwKCAjw6JS3BhBAEiwAO9waF4SGCZnnIQa4z8A_X9rcO8kRy4lJT_FhykjMvst1PeAkH6cDgX55XRoCv0MQAvD_BwE. Accessed 16 Sept. 2024.

UNECE. “Carbon Sinks and Sequestration | UNECE.” Unece.org, unece.org/forests/carbon-sinks-and-sequestration.

US EPA, OAR. “Using Trees and Vegetation to Reduce Heat Islands.” 19january2017snapshot.epa.gov, 19january2017snapshot.epa.gov/heat-islands/using-trees-and-vegetation-reduce-heat-islands_.html.

WWF. “About the Amazon.” Panda.org, 2020, wwf.panda.org/discover/knowledge_hub/where_we_work/amazon/about_the_amazon/.