BANGKOK 17th International Congress on “Chemical, Biological, Environmental & Natural Sciences” (CBENS-27) scheduled on Jan. 25-27, 2027 Bangkok (Thailand)

Topics
Full Articles/ Reviews/ Shorts Papers/ Abstracts are welcomed in the following research fields:

1. Chemical Sciences
Independent Subtopics
Atomic Structure and Periodicity: Electron configurations, quantum numbers, periodic trends (electronegativity, ionization energy, atomic radius).
Chemical Bonding and Molecular Structure: Ionic, covalent, and metallic bonding; VSEPR theory, molecular orbital theory, and hybridization.
Nuclear Chemistry: Radioactive decay, half-lives, fission, fusion, and isotopic labeling.
Theoretical and Quantum Chemistry: Wave-particle duality, Schrödinger equation, computational chemistry, and molecular modeling.
Interrelated Subtopics (Connecting to Biology & Environment)
Organic Chemistry & Biochemistry: Carbon-based compounds, functional groups, synthesis pathways, and biomolecules (proteins, lipids, carbohydrates, nucleic acids).
Thermodynamics and Kinetics: Energy changes in reactions ($Delta H, Delta G, Delta S$), chemical equilibrium, reaction rates, activation energy, and enzyme catalysis.
Analytical Chemistry & Environmental Monitoring: Spectroscopy (NMR, IR, UV-Vis), chromatography (GC, HPLC), mass spectrometry, and the detection of pollutants.
Inorganic & Bioinorganic Chemistry: Coordination compounds, transition metals, and metal ions in biological systems (e.g., hemoglobin, chlorophyll).
2. Biological Sciences
Independent Subtopics
Cell Biology (Cytology): Organelle function, membrane transport, cell division (mitosis and meiosis), and intracellular signaling pathways.
Genetics and Molecular Biology: DNA replication, transcription, translation, Mendelian genetics, epigenetics, and gene editing (CRISPR).
Evolutionary Biology: Natural selection, speciation, phylogenetics, population genetics, and the fossil record.
Organismal Anatomy and Physiology: Nervous, cardiovascular, endocrine, and immune systems in animals; transport and gas exchange mechanisms in plants.
Interrelated Subtopics (Connecting to Chemistry & Environment)
Metabolic Pathways: Cellular respiration, glycolysis, the Krebs cycle, oxidative phosphorylation, and photosynthesis (light and dark reactions).
Microbiology and Virology: Bacteria, archaea, fungi, viruses, microbial metabolism, and biogeochemical cycling.
Ecology: Population dynamics, community interactions (symbiosis, predation, competition), and biosphere zoning.
Toxicology and Pharmacology: Xenobiotic metabolism, mechanism of drug action, bioaccumulation, and biomagnification of toxins in organisms.
3. Environmental Sciences
Independent Subtopics
Environmental Policy and Law: Environmental impact assessments, international treaties (e.g., Paris Agreement), and sustainability frameworks.
Waste Management: Solid waste engineering, recycling technologies, hazardous waste containment, and landfills.
Urban Ecology: Sustainable city design, green infrastructure, and the impact of urbanization on local climates.
Interrelated Subtopics (Connecting to Chemistry, Biology, & Earth Sciences)
Biogeochemical Cycles: The movement of carbon, nitrogen, phosphorus, water, and sulfur through the biotic and abiotic components of the Earth.
Atmospheric Chemistry and Climate Change: Greenhouse gases, ozone depletion, photochemical smog, acid rain, and global warming projections.
Ecotoxicology and Pollution: Soil degradation, heavy metal contamination, microplastics, and the chemical eutrophication of aquatic ecosystems.
Conservation Biology and Ecosystem Restoration: Biodiversity loss, habitat fragmentation, invasive species management, and ecological niche preservation.
4. Natural & Earth Sciences
Independent Subtopics
Astronomy and Astrophysics: Stellar evolution, galactic dynamics, planetary systems, and cosmology.
Geomorphology and Stratigraphy: Rock layer analysis, weathering, erosion, and the formation of landforms over geological time.
Seismology and Tectonics: Plate tectonics, earthquakes, volcanism, and continental drift.
Interrelated Subtopics (Connecting to Chemistry, Biology, & Environment)
Geochemistry: Chemical composition of the Earth’s crust, mantle, and oceans; mineral stability, and the chemical signatures of rocks.
Hydrology and Hydrogeology: Water cycle dynamics, groundwater movement, watershed management, and ocean current circulation.
Soil Science (Pedology): Soil formation, soil chemistry (pH, cation exchange capacity), soil microbiomes, and agricultural sustainability.
Paleoclimatology and Geobiology: Using fossil records, ice cores, and chemical isotopes to reconstruct past climates and the co-evolution of life and Earth.
The Ultimate Interdisciplinary Intersection
At the center of these four domains lie highly integrated, modern fields that cannot exist without all of them combined:

Astrobiology: The study of the origin, evolution, and distribution of life in the universe, combining stellar chemistry, planetary geology, and evolutionary biology.
Green Chemistry: The design of chemical products and processes that reduce or eliminate the use and generation of hazardous substances, protecting both human biology and the ecosystem.
Biogeochemistry: A synthesis of chemistry, biology, and earth science that tracks the chemical fluxes driven by biological activity across global spheres (atmosphere, hydrosphere, lithosphere, biosphere).