International Year of Planet Earth 3. Groundwater Sustainable Devlopment in Canada — Emerging Issues
Bibliographic record
Abstract
Development of sustainable groundwater management in Canada requires an integrated approach, including scientific knowledge and managerial and institutional issues. The priority areas that must be considered to assure the sustainable use of groundwater include factors related to groundwater availability and use; these are based on aquifer knowledge (hydrogeological maps, water budgets), as well as social (water demands), political (water laws and regulations), economical, and environmental issues (ecosystem needs). Outside of the Permafrost Shield, groundwater is ubiquitous in most of the landmass of Canada but its distribution (quantity and quality) is only well known in scattered parts of the country. To sustain groundwater supplies in urban and rural areas, the management of groundwater resources should be supported by strong sciencebased programs with scientific knowledge of groundwater availability, vulnerability and sustainability and should be incorporated with water laws and regulations. A case study of an aquifer located in the province of Quebec reveals the consequences of the use of groundwater beyond sustainable pumping rates. This case study involved detailed assessment of the aquifer and 3D numerical simulations of the current and predictive scenarios of groundwater withdrawals. A synthesis of the current knowledge of groundwater resources in the world and in Canada as well as the state-ofthe-art of the groundwater sciences, future research activities and other emerging issues with respect to the environment, society and policy, complete this overview. SOMMAIRE L'etablissement d'une gestion viable des eaux souterraines canadiennes appelle une approche integree s'appuyant sur des connaissances scientifiques et qui tienne compte des problemes de mise en œuvre institutionnelles et de gestion. Les champs d'interet prioritaires devant retenir l'attention pour esperer atteindre une utilisation viable de l'eau souterraine comprennent des facteurs lies a la disponibilite et a l'utilisation de l'eau souterraine; ces facteurs reposent sur la connaissance des aquiferes (cartes hydrogeologiques, budgets hydriques), de meme de preoccupations sociales (la demande en eau), politiques (reglements et lois sur l'eau), economiques et environnementales (besoins ecosystemiques). En dehors de la zone de pergelisol, l'eau souterraine existe a peu pres partout au Canada, mais sa repartition (quantite et qualite) n'est bien connue qu'en certains endroits du pays. Pour assurer la viabilite des sources d'eau souterraine en region urbaines et rurales, la gestion des ressources d'eau souterraine devra s'appuyer sur des connaissances scientifiques solides de la disponibilite, de la vulnerabilite et de la viabilite de l'eau souterraine, et ces connaissances devront se refleter dans les reglements et les lois. L'histoire de cas d'un aquifere du Quebec montre bien les consequences qu'on encoure a surexploiter un aquifere. Cette histoire de cas comprend une etude detaillee de l'aquifere ainsi qu'une simulation numerique 3D de differents scenarios d'exploitation, en leur etat actuel et dans l'avenir. Pour completer cet instantane de la question de l'eau souterraine, le present article presente une vue synoptique des ressources aquiferes du Canada et d'ailleurs sur la planete, de l'etat actuel des sciences des eaux souterraines, des prochaines recherches a faire et des problemes qui pointent a la jonction des questions d'environnement, de societe et de reglementation.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".