Ideas for tomorrow
By Philippe RECLUS Abstract The concept of circular economy posits that spaceship Earth operates as a closed system, where limited resources must be managed sustainably to mitigate environmental degradation. This innovative economic model contrasts with…
By Philippe RECLUS Abstract Spaceship Earth is a metaphorical concept that depicts Earth as a limited life support system, emphasizing the limited resources available and the interconnectedness of human activities and environmental sustainability. This idea…
By Philippe RECLUS To answer the question in a technical and scientific way, it is important to understand the Earth's natural cycles and the measures that can be taken to preserve them. Here is a…
By Philippe RECLUS The actions to be taken to ensure the sustainability of the Earth's atmosphere, vital for human life, would be: 1. Drastically reduce greenhouse gas (GHG) emissions: • Global energy transition: Rapidly abandon…
By Philippe RECLUS The Earth spaceship can use various renewable energies to manage its limited natural resources in a sustainable way: 1. Solar energy • Photovoltaic solar panels: They transform sunlight into electricity. They can…
By Philippe RECLUS Preserving the resources of Spaceship Earth for a multi-million-year journey with billions of passengers is a complex challenge that requires a multidimensional approach. Here are some avenues to explore: 1. Sustainable management…
By Philippe RECLUS Space exploration and the exploitation of space resources are crucial to humanity's survival in the very long term. Here are a few key aspects to consider: 1. Exploration and discovery : -…
By Philippe RECLUS In the context of the metaphor of Spaceship Earth, where resources are limited, putting in place an efficient and egalitarian global healthcare system is a crucial challenge. Here are a few things…
Guest of the Month for february 2025: Cyrille Przybyla MARBEC, Univ Montpellier, CNRS, IFREMER, IRD, Palavas-les-Flots, France We reproduce here, with his permission, an article he published on: 24 June 2021in the journal Frontiers in…
By Philippe RECLUS The question of equitable access to quality food on Earth, compared to a spaceship, raises complex issues affecting agriculture, distribution, politics and the economy on a global scale. The challenges: - Food…
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