The rapid proliferation of digital services and the surge in cloud computing have significantly increased the demand for data centers worldwide. As these facilities consume vast amounts of energy, there is growing concern about their impact on the environment, particularly in relation to climate change. This paper reviews the extent to which data centers contribute to global greenhouse gas emissions and examines the energy efficient strategies being employed to mitigate their environmental footprint. Key findings indicate that without intervention, data centre emissions could rival those of major global industries. Fortunately, innovations in cooling technologies, architectural design, renewable energy sourcing, and hardware efficiency have shown potential in reducing energy consumption. The paper also underscores the importance of a holistic approach that encompasses both technological advancements and policy measures for meaningful progress. In conclusion, while data centers are indeed a source of climate concern, the ongoing advancements in energy-efficient strategies provide a promising pathway towards a sustainable digital future.

Background: This paper presents a comprehensive analysis of the issue of wastewater due to oil spills and pollution in the Niger Delta region of Nigeria, which has led to significant environmental and socioeconomic consequences for local communities. The study employed a secondary data collection approach, drawing on various sources, including published research articles, reports, official records, and satellite imagery.Main body of the Through a systematic review and synthesis of the available literature, the paper identified key challenges, mitigation and remediation strategies, policy recommendations, and areas for future research. The findings of this study revealed that the existing regulatory framework has not been fully effective in preventing and addressing oil spills and pollution in the Niger Delta region due to factors such as weak enforcement, inadequate resources, and overlapping responsibilities among regulatory agencies. Moreover, existing measures for oil spill response, clean-up, compensation, and remediation have had limited success, leaving affected communities to continue suffering from the impacts of oil spills and pollution.Short conclusion: The paper highlights the potential of innovative approaches and technologies, such as advanced oil spill detection and monitoring technologies, bioremediation, and renewable energy, to enhance the effectiveness of mitigation and remediation efforts. Furthermore, the study emphasizes the importance of collaboration and cooperation among various stakeholders, including government agencies, oil companies, local communities, civil society organizations, and international partners, in addressing the challenges posed by oil spills and pollution in the Niger Delta region. Based on the findings, the paper presents several policy recommendations, such as strengthening the regulatory framework, enhancing transparency and accountability, promoting community participation and empowerment, and encouraging investment in sustainable development and clean technologies.

Background: This paper addresses the escalating global issue of electronic waste (e-waste), a consequence of the burgeoning demand for electronic products coupled with their transient lifespan. The rapid accumulation of e-waste is a significant concern, especially in the context of climate change, necessitating a detailed analysis of current management strategies and the development of sustainable management practices. The intricate relationship between e-waste and climate change is emphasized, illustrating how improper disposal and recycling practices substantially contribute to greenhouse gas emissions. Main body of the A meticulous analysis is conducted to critique the prevailing e-waste management strategies, identifying their shortcomings and the urgent need for enhancement and globalization of these protocols. The paper argues for a fortified, universal approach to e-waste management to address the deficiencies in current methodologies. A set of strategic, sustainable solutions for e-waste management is proposed, encompassing comprehensive regulatory frameworks, advanced recycling technologies, the incorporation of eco-design principles, and the enhancement of consumer awareness. These solutions pivot around the circular economy concept, viewing waste as a valuable resource rather than a disposal predicament, thereby promoting sustainability. Short conclusion: The paper concludes that a consolidated, global approach to e-waste management is imperative for addressing the proliferation of discarded electronics and is pivotal in the wider context of mitigating climate change and fostering sustainable development. It underscores the transformative potential of sustainable e-waste management, transforming a formidable challenge into an opportunity for environmental conservation, economic growth, and societal progress, emphasizing the importance of viewing e-waste management as a vehicle for sustainability.

This paper investigates the integration of renewable energy technologies (RETs) in the design of smart buildings with the aim of achieving enhanced energy efficiency and self-sufficiency. As the demand for sustainable building practices grows, it becomes imperative to harness renewable energy sources and leverage advanced control mechanisms. This paper provides a comprehensive overview of the current state-of-the-art RETs, including photovoltaics, wind turbines, solar thermal systems, and energy storage solutions. The focus of the paper extends to the convergence of these technologies with smart building systems, such as energy management systems, building automation, and advanced sensors and controls. Through in-depth case studies, the paper demonstrates how the synergetic integration of RETs in smart buildings can lead to significant reductions in energy consumption, lower carbon footprints, and an enhanced ability for buildings to be energy self-reliant. Furthermore, the paper delves into potential challenges and barriers faced in the adoption of these technologies and offers strategies and recommendations to overcome them. Our findings underscore the transformative potential of merging RETs with smart building designs and emphasize the need for further research and policy support in this domain.